Antique Art Deco 1920s 1.60 Carat Old Mine Cut Diamond Octagonal Ring with Onyx

Finely crafted in platinum with an Old European cut center Diamond weighing approximately 1.50 carats, and smaller Old European cut Diamonds weighing approximately a total of 1.00 ca...

Finely crafted in platinum with Old European cut Diamonds weighing approximately a total of 1.50 carats. Circa 1920s Size 8 1/2, resizable

Finely crafted in platinum with Old European cut Diamonds weighing a total of approximately 3.50 carats and two accenting synthetic sapphires.  Circa 1920s Size 6 1/2, resizable

Finely crafted in platinum with Old European cut Diamonds weighing approximately a total of 1.80 carats, and accenting Sapphires. Circa 1920s Size 6 1/4, resizable

This stunning and elegant solitaire ring, features a beautifully hand cut old cut diamond. Weighing 3.30 carat, it is a J in colour and VS1 in clarity. It is perfectly rub over set a...

Art Deco diamond and black enamel ring. Set to centre with a round old cut diamond in an open back rubover setting with a weight of 2.00 carats, decorated throughout with eighteen ro...

Year: 1930s Item Details: Ring Size: 7.5 Metal Type: Platinum [Hallmarked, and Tested] Weight: 6.5 grams Center Diamond Details: GIA Report#: 6234063629 Weight: 1.26ct total weigh...

Dating back to the 1940's is this exquisite platinum and diamond ring featuring a halo of prominent French cut black onyx's, totalling to 0.24 carats. Highlighted by the black onyx's...