Vintage 2.20 Carat Diamond and Platinum Brooch

The elegant diamond circle brooch is set in platinum and features a 2.50-carat round-brilliant-cut diamond centerpiece. It has a wave design that gracefully ties into the open-space ...

A magnificent, stunning and impressive vintage 21 carat diamond and platinum brooch; part of our diverse vintage jewellery and estate jewelry collections. This magnificent vintage diamond brooch has been crafted in platinum with an 18ct white gold fastening. The pierced decorated platinum frame has a curvilinear form, embellished with eight floral designs composed of individually claw set transitional modern brilliant round cut diamonds. The floral spray arrangement is ornamented with further diamonds, in a combination of marquise and transitional modern brilliant round cuts. The centre of the setting is embellished with a paralleling multi-stranded interlacing ribbon design accented with thirty-nine channel set baguette cut diamonds. The vintage 1960s diamond brooch...

Important Retro brooch set with round and baguette cut diamonds weighing a total of approximately 20 carats (including 5 round diamonds over 0.75 carats each).

En Tremblant Large handmade solid 18k yellow and white gold diamond brooch. The leaves and flower tips are all white gold and bead set with over 100 bright sparkly diamonds. The four...

Vintage 1950's J.E. Caldwell of Philadelphia diamond brooch. 30 round brilliant cut diamonds in a circular platinum setting. 30 round brilliant cut diamonds, G-H VS approx. 1.20cts...

This brooch is fashioned from Platinum and 14K yellow gold. It is set with old European and old mine cut diamonds. The diamonds are set in platinum and the back plate and pin closure...