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Single Stone Diamonds

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Approx. 0.90 Carat French Cut Diamonds Set in a Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.90ctw French cut diamonds set in a handcrafted platinum channel set eternity band. All of our jewelry is individually made to order in Los Angeles, please allow 6-8 ...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

Handcrafted French Cut Diamond Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.75ctw French cut diamonds set in a handcrafted platinum eternity band. All of our jewelry is individually made to order in Los Angeles, please allow 6-8 weeks for de...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

1.75 Carat Old European Cut Diamonds Set in a Handcrafted Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 1.75ctw old European cut diamonds set in a handcrafted platinum bezel set eternity band. All of our jewelry is individually made to order in Los Angeles, please allow...
Category

21st Century and Contemporary Contemporary Band Rings

Materials

Diamond, Platinum

0.30 Carat Old European Cut Diamonds Set in a Handcrafted Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.30tw old European cut diamonds set in a hand crafted Platinum eternity band. All of our jewelry is individually made to order in Los Angeles, please allow 6-8 weeks ...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

2.36 Carat Mixed Cut Diamonds Set in a Handcrafted Oxidized Yellow Gold Ring.
By Single Stone
Located in Los Angeles, CA
2.36ctw VS/SI old European, and vintage Cushion cut diamonds set in hand crafted 18K oxidized yellow gold mounting. Ring is a size 6 and can be sized to fit.
Category

21st Century and Contemporary Cluster Rings

Materials

Diamond, 18k Gold, Yellow Gold, Gold

1.31 Carat Old European Cut Diamond Set in a Handcrafted Yellow Gold Ring
By Single Stone
Located in Los Angeles, CA
1.31ct J/VS2 EGL certified old European cut diamond prong set in a handcrafted 18k yellow gold mounting. Ring is currently a size 6 and can be sized to fit.
Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

1.30 Carat Old European Cut Diamond Set in a Handcrafted 18K Yellow Gold Ring
By Single Stone
Located in Los Angeles, CA
1.30ctw L/SI1 EGL certified old European cut diamond set in a handcrafted 18k yellow gold mounting with 0.16ctw accent diamonds. Ring is currently a size 6 and can be sized to fit.
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold

Approx 0.70ctw Old European Cut Diamonds Set in a Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.70ctw old European cut diamonds set in a handcrafted bezel set platinum eternity band. All of our jewelry is individually made to order in Los Angeles, please allow...
Category

21st Century and Contemporary Contemporary Band Rings

Materials

Diamond, Platinum

1.00 Carat Old European Cut Diamonds Set in a Handcrafted Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 1.00tw old European cut diamonds set in a handcrafted platinum bezel set eternity band. All of our jewelry is individually made to order in Los Angeles, please allow ...
Category

21st Century and Contemporary Contemporary Band Rings

Materials

Diamond, Platinum

1.33 Carat Old European Cut Diamond Set in a Yellow Gold Engagement Ring
By Single Stone
Located in Los Angeles, CA
1.33ct L/VS1 GIA certified Old European cut diamond set in a handcrafted 18k yellow gold mounting. The center stone is set an octagonal millgrained head with 0.19ctw old European cut...
Category

21st Century and Contemporary Art Deco Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold, Gold

0.70 Carat Old European Cut Diamonds Set in a Handcrafted Gold Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.70ctw old European cut diamonds set in a handcrafted 18k gold bezel set eternity band. All of our jewelry is individually made to order in Los Angeles, please allow...
Category

21st Century and Contemporary Contemporary Band Rings

Materials

Diamond, 18k Gold, Rose Gold, Yellow Gold, Gold

Approx. 0.30 Carat Old European Cut Diamonds Set in a Gold Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.30ctw old European cut diamonds set in a handcrafted sectional 18k gold eternity band. Available in an oxidized or polished finish. All of our jewelry is individuall...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 18k Gold, White Gold, Rose Gold, Yellow Gold, Gold

1.00 Carat Old European Cut Diamonds Set in a Handcrafted Gold Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 1.00ctw old European cut diamonds set in a handcrafted 18k gold bezel set eternity band. All of our jewelry is individually made to order in Los Angeles, please allow...
Category

21st Century and Contemporary Contemporary Band Rings

Materials

Diamond, 18k Gold, Rose Gold, White Gold, Yellow Gold, Gold

1.00ctw Old European Cut Diamond Set in a Handcrafted White Gold Engagement Ring
By Single Stone
Located in Los Angeles, CA
1.00ctw K/SI1 EGL certified old European cut diamond bead set in a handcrafted 18K champagne white gold mounting. 0.52ctw bead set old European cut accent diamonds surround the cente...
Category

21st Century and Contemporary Art Deco Engagement Rings

Materials

Diamond, Gold, 18k Gold, White Gold

Turquoise and Old European Cut Diamonds Set in a Yellow Gold Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.90ctw old European cut diamonds and Turquoise set in a handcrafted 18K yellow gold eternity band. All of our jewelry is individually made to order in Los Angeles, p...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Turquoise, 18k Gold, Yellow Gold, Gold

Approx. 1.40 Carat Old European Cut Diamonds Set in a Gold Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 1.40ctw G-H/VS old European cut diamonds set in a handcrafted 18k gold eternity band. All of our jewelry is individually made to order in Los Angeles, please allow 6-...
Category

2010s Contemporary Band Rings

Materials

Diamond, Gold, Rose Gold, Yellow Gold, 18k Gold

1.14 Carat Emerald Cut Diamond Set in a Handcrafted Yellow Gold Engagement Ring
By Single Stone
Located in Los Angeles, CA
1.14ctw I/VS1 EGL certified Emerald cut diamond prong set in a handcrafted 18k yellow gold mounting flanked by 0.24ctw Baguette cut accent diamonds. Ring is a size 6 and can be siz...
Category

21st Century and Contemporary Art Deco Three-Stone Rings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Natural Champagne Diamond Single Halo Two Color Gold Three-Stone Bridal Ring
By Beyond Fine Jewelry
Located in NEW YORK, NY
Gorgeous Natural Champagne Diamond Cushion VS-SI Clarity 2.01 Carat Encircled in a Single Halo of Colorless Diamond Rounds VS-SI Clarity 0.65 Carat Flanked With 2 Colorless Half Moon...
Category

21st Century and Contemporary Modern Three-Stone Rings

Materials

Diamond, White Diamond, Brown Diamond, Gold, 18k Gold, Rose Gold, White ...

Single Stone 18 Karat Yellow Gold Emerald Cut Diamond Cori Ring
By Single Stone
Located in Dallas, TX
By Single Stone, the Cori ring features a GIA certified 6.02 carat emerald cut diamond with H coloring and VVS1 clarity. This vintage diamond is set in 18 karat yellow gold. The ring...
Category

2010s Modern Engagement Rings

Materials

Diamond, Emerald, Yellow Gold

Single Stone 18 Karat Yellow Gold Old European Cut Diamond Cori Ring
By Single Stone
Located in Dallas, TX
By Single Stone, the Cori ring features a GIA certified 3.85 carat old European cut diamond with N coloring and VS1 clarity. This vintage diamond is set in 18 karat yellow gold with ...
Category

2010s Engagement Rings

Materials

Diamond, Yellow Gold

0.20 Carat Single Cut Diamonds Set in a Handcrafted Oxidized Gold Eternity Band
By Single Stone
Located in Los Angeles, CA
0.20ctw Single Cut Diamonds set in a handcrafted oxidized 18k gold eternity band. Available in 18k yellow or rose gold. Prices may vary according to total diamond weight. All of ou...
Category

2010s Contemporary Band Rings

Materials

Diamond, Rose Gold, Yellow Gold, 18k Gold

Single Stone Diamond Pendant
Located in London, GB
A single stone diamond pendant, the round brilliant-cut diamond weighing 0.34 carats four claw-set in platinum, hallmarked London, 2009, bearing the Bentley & Skinner sponsormark gro...
Category

Early 2000s Modern Pendant Necklaces

Materials

Diamond, Platinum

Single Stone Diamond Ring
Located in London, GB
A single stone diamond ring, the round brilliant-cut weighing 5.01 carats, accompanied by GCS Report stating to be of J colour and SI2 clarity, eight-claw set to an openwork collet w...
Category

2010s Modern Engagement Rings

Materials

Diamond, Platinum

Single Stone Diamond Pendant
Located in London, GB
A single stone diamond pendant, the heart shaped diamond weighing 0.95 carats, E colour and I1 Clarity accompanied with AnchorCert certificate , claw-set to a platinum mount and 16" ...
Category

2010s Modern Pendant Necklaces

Materials

Diamond, Platinum

A Single Stone Diamond Ring
Located in London, GB
A single stone diamond solitaire ring, the round brilliant cut diamond weighing 0.44 carats, assessed H-I colour SI Clarity, six claws set to a platinum tapering shank with shaniers ...
Category

Early 2000s Modern Bridal Rings

Materials

Diamond, Platinum

Single-Stone Diamond Ring
Located in London, GB
A single-stone diamond ring, the round brilliant-cut diamond weighing 0.34 carats, four-claw set in a U-shaped collet, each shoulder set with five princess-cut diamonds estimated to ...
Category

2010s Modern Engagement Rings

Materials

Diamond, 18k Gold

Single Stone Diamond Ring
Located in London, GB
A single stone diamond ring, the round brilliant-cut diamond accompanied by GCS report stating the diamond to weigh 0.70 carats, to be of H colour and VS2 clarity, claw set in platin...
Category

2010s Modern Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Single Stone Diamond Ring
Located in London, GB
A single stone diamond solitaire ring, the round brilliant cut diamond weighing 0.44 carats, assessed H-I colour SI Clarity, six claws set to a platinum tapering chenier shank, hallm...
Category

Early 2000s Modern Engagement Rings

Materials

Diamond, Platinum

Single-Stone Diamond Ring
Located in London, GB
A single stone diamond ring, the round brilliant-cut diamond weighing 0.66 carats, claw-set to a platinum rex-design collet, to yellow gold mount, later hallmarked London 2019, beari...
Category

2010s Modern Engagement Rings

Materials

Diamond, 18k Gold, White Gold, Yellow Gold

Single Stone Diamond Ring
Located in London, GB
A single stone diamond ring, the round brilliant-cut diamond accompanied by a GIA report, laser inscribed upon girdle stating the diamond to weigh 0.94 carats to be of D colour and V...
Category

2010s Contemporary Engagement Rings

Materials

Diamond, Platinum

Single Stone Diamond Ring
Located in London, GB
A single stone diamond ring, the old cushion-cut diamond weighing 3.55 carats accompanied by HRD certificate, stating to be of H colour and VS1 clarity, 8 claw-set in white mount wit...
Category

Vintage 1920s Edwardian Engagement Rings

Materials

Diamond, Platinum

Single Stone Diamond Ring
Located in London, GB
A single stone diamond ring, the round brilliant-cut diamond weighing 0.52 carats, assessed as H colour SI clarity, four claw-set to a U-shaped collet to a flat shank, all mounted in...
Category

2010s Modern Engagement Rings

Materials

Diamond, 18k Gold

Single Stone Diamond Ring
Located in London, GB
diamond millegrain-set shoulders, hallmarked 18ct gold London, 2000, measuring approximately 0.6cm wide, finger size N, gross weight 2.6 grams. This ring is in new condition This ...
Category

Early 2000s Modern Solitaire Rings

Materials

Diamond, 18k Gold, White Gold, Yellow Gold

Single Stone Diamond Solitaire Ring
Located in London, GB
A single stone diamond ring, the round brilliant-cut diamond, estimated to weigh 0.3 carats, assessed to be of G colour and SI1 clarity, set between two tapered baguette-cut diamonds...
Category

Early 2000s Modern Engagement Rings

Materials

Diamond, Platinum

Edwardian Single-Stone Diamond Ring
Located in London, GB
An Edwardian single-stone diamond ring, the old European-cut diamond weighing 1.95 carats, accompanied by GCS report stating to be of J colour and SI1 clarity, claw-set to an openwor...
Category

Antique Early 1900s Edwardian Engagement Rings

Materials

Diamond, Platinum

Single Stone Diamond Solitaire Ring
Located in London, GB
A single stone diamond ring, the round brilliant-cut diamond accompanied by GIA Report, stating the diamond to weigh 1.26 carats to be of E colour and VS1 clarity, set to a platinum ...
Category

Early 2000s Modern Engagement Rings

Materials

Diamond, 18k Gold

Approx. 0.65 Carat Carre and Single Cut Diamonds Set in a Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 0.65tw Square cut and Single cut diamonds set in a handcrafted platinum eternity band. All of our jewelry is individually made to order in Los Angeles, please allow ...
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Platinum

Pair of Single Stone Diamond Stud Earrings
Located in London, GB
A pair of single stone diamond stud earrings, the G colour VS1 clarity round brilliant-cut diamond weighing 0.70 carats and the G colour, VS2 clarity round brilliant-cut diamond weig...
Category

2010s Modern Stud Earrings

Materials

Diamond, Platinum

Pair of Single Stone Diamond Stud Earrings
Located in London, GB
A pair of single stone diamond stud earrings, the round brilliant-cut diamonds weighing 0.73 and 0.74 carats, each set to a platinum rex-collet to a peg and C-scroll fitting, hallmar...
Category

2010s Modern Stud Earrings

Materials

Diamond, Platinum

Pair of Single Stone Diamond Stud Earrings
Located in London, GB
A pair of single stone diamond stud earrings, the round brilliant-cut diamonds weighing a combined total of 0.72 carats, each set to a white gold rubover collet, with a post and butt...
Category

2010s Modern Stud Earrings

Materials

Diamond, 18k Gold

Emerald-Cut Solitaire Single Stone Diamond Ring
Located in London, GB
An emerald-cut single stone diamond ring, weighing 0.74 carats accompanied by Anchor Cert report, stating to be of G colour and SI1 clarity , four claw-set to a platinum mount with ...
Category

Early 2000s Modern Engagement Rings

Materials

Diamond, Platinum

Pair of Single Stone Diamond Stud Earrings
Located in London, GB
A pair of single stone diamond stud earrings, the round old cut diamonds with estimated combined weight 1.70 carats, each rub-over millegrain-set in platinum with gold back, circa 19...
Category

Vintage 1930s Art Deco Stud Earrings

Materials

Diamond, Yellow Gold, Platinum

Tiffany & Co. Single Stone Diamond Engagement Ring
By Tiffany & Co.
Located in London, GB
This Tiffany & Co engagement ring features a 0.19 carat round brilliant diamond. It has been certified by Tiffany & Co as an E colour and VS1 in clarity. The ring has the Tiffany & C...
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

0.81 Carat Single Stone Diamond Platinum Ring
Located in London, GB
A single stone diamond ring, mounted in platinum, set with a 0.81ct E-F VS1 round brilliant-cut diamond, with baguette-cut diamond set shoulders. Finger size
Category

2010s Engagement Rings

Materials

Diamond, Platinum

1.07 Carat Cushion Cut Diamond Set in a Yellow Gold Cobblestone Diamond Charm
By Single Stone
Located in Los Angeles, CA
1.07ct H/SI1 EGL certified Cushion cut diamond with 3.83ctw old Mine cut accent diamonds set in a handcrafted oxidized 18K yellow gold heart pendant. Price does not include chain. *...
Category

21st Century and Contemporary More Jewelry

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Platinum Rose Cut Diamond Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 2.00ctw Rose cut diamonds set in a handcrafted bezel set platinum eternity band. This beautiful vintage inspired band is perfect worn alone or stacked with other bands....
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

Large Yellow Gold Cobblestone Diamond Letters
By Single Stone
Located in Los Angeles, CA
Approximately 1.75ctw Old European cut, Old Mine cut, Step cut and Round Brilliant cut diamonds set in an oxidized or polished 18K yellow gold letter pendant. Available in an oxidize...
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Gold, Yellow Gold

Handcrafted Platinum Rose Cut Diamond Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 1.00ctw old European cut diamonds set in an handcrafted platinum bezel set eternity band. All of our jewelry is individually made to order in Los Angeles, please allo...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

Small Yellow Gold Cobblestone Diamond Letters
By Single Stone
Located in Los Angeles, CA
Approximately 0.10ctw-0.35ctw Old European, Old Mine, and Step cut diamonds set in a handcrafted 18K yellow gold letter pendant. Price does not include chain. All letters are made t...
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Handcrafted Yellow Gold Cobblestone Diamond Pendant Necklace
By Single Stone
Located in Los Angeles, CA
Approximately 1.05ctw old European, old Mine, Single cut, Round Brilliant and vintage Cushion cut diamonds set in handcrafted oxidized or polished 18k yellow gold pendant. Price may...
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold, Gold

Art Deco Single Stone Diamond Ring, 0.84 Carat
Located in London, GB
An Art Deco single stone diamond ring, set with an old-cut diamond weighing an estimated 0.84ct, with three eight-cut diamonds set in each shoulder, mounted in platinum, circa 1930. ...
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

Handcrafted Old European Cut Diamond Band in Platinum
By Single Stone
Located in Los Angeles, CA
Approximately 1.25ctw old European cut diamonds set in a handcrafted platinum eternity band. All of our jewelry is individually made to order in Los Angeles, please allow 6-8 weeks ...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

Handcrafted Yellow Gold Cobblestone Square Diamond Necklace
By Single Stone
Located in Los Angeles, CA
Approximately 2.00ctw old European, old Mine, vintage Cushion, Round Brilliant and Single cut diamonds set in a handcrafted 18K oxidized yellow gold pendant. Price may vary accordin...
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Tiffany & Co. Round Brilliant-Cut Single Stone Diamond Ring
By Tiffany & Co.
Located in London, GB
A round brilliant-cut single stone diamond ring, the central diamond weighing 0.20 carats half rubover-set to a platinum D-section shank, stamped 950 for platinum, bearing the Tiffan...
Category

Early 2000s Contemporary Engagement Rings

Materials

Diamond, Platinum

Handcrafted Channel Set French Cut Diamond Eternity Band.
By Single Stone
Located in Los Angeles, CA
Approximately 0.90ctw French cut diamonds set in a handcrafted 18k gold channel set eternity band. All of our jewelry is individually made to order in Los Angeles, please allow 6-8...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Gold, Rose Gold, 18k Gold, Yellow Gold

2.96 Carat Moval Cobblestone Diamond Ring
By Single Stone
Located in Los Angeles, CA
2.96ctw old European, old Mine, Round Brilliant, Single and vintage Cushion cut diamonds set in a handcrafted 18k oxidized yellow gold mounting. Price may vary according to total d...
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, 18k Gold, Yellow Gold

Handcrafted Cobblestone Diamond Star Pendant set in Yellow Gold
By Single Stone
Located in Los Angeles, CA
Approximately 0.90ctw old European, Round Brilliant and Single cut diamonds set in handcrafted 18K yellow gold pendant. Available in an oxidized or polished finish, please specify wh...
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Yellow Gold, Gold, 18k Gold

Handcrafted Yellow Gold Diamond and Sapphire Snake Necklace
By Single Stone
Located in Los Angeles, CA
0.86ctw old Mine, Cushion cut and Pear shaped diamonds with Sapphire accent stones set in a handcrafted 18k oxidized yellow gold pendant. Includes 18k yellow gold 18" chain. Also ...
Category

2010s Victorian Pendant Necklaces

Materials

Sapphire, Diamond, Yellow Gold, Gold, 18k Gold

Handcrafted Yellow Gold Hexagon Cobblestone Diamond Pendant Necklace
By Single Stone
Located in Los Angeles, CA
Approximately 0.30ctw old European, old Mine, vintage Cushion, Round Brilliant and Single cut diamonds set in handcrafted 18K yellow gold pendant. Necklace includes 18" chain. Price...
Category

2010s Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Gold, Yellow Gold

Old European Cut Diamonds Set in a Handcrafted Platinum Eternity Band
By Single Stone
Located in Los Angeles, CA
Approximately 3.50-4.50ctw old European cut diamonds set in a handcrafted platinum bezel set eternity band. All of our jewelry is individually made to order in Los Angeles, please ...
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

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Single Stone Diamonds For Sale on 1stDibs

Find an expansive variety of single stone diamonds available on 1stDibs. All of the items for sale were constructed with extraordinary care, often using Gold, 18k Gold and Yellow Gold. Find a collection of 36 vintage versions or 329 modern creations for a more contemporary example of these cherished accessories. Our inventory is broad and distinctive, with accessories on offer that were made as long ago as the 19th Century to those produced as recently as the 21st Century. Our collection of single stone diamonds includes designs that are universally popular, but Modern and Contemporary styles, specifically, are sought with frequency. There have been many well-made iterations of these items over the years, but those made by Single Stone, Tiffany & Co. and Beyond Fine Jewelry are often thought to be among the most beautiful. A selection of old european cut, round cut and emerald cut can be found today on these pages. Most of our single stone diamonds for sale are for women, but there are 102 pieces available to browse for men.

How Much are Single Stone Diamonds?

Prices for single stone diamonds start at $950 and top out at $236,500 with these rings, on average, selling for $10,000.