Kashmir Sapphire Platinum and Diamond 1920s Art Deco Ring

Circa 1920s J.E. Caldwell Retailed Oscar Heyman Art Deco Platinum Ring, Centrally set with a Step cut Square Emerald of approximately 1 Carat, most likely Colombian in origin and hav...

Circa 1920s Tiffany & Company retailed Platinum and Diamond Ladies Wrist Watch, 18 x 18 M.M. Cushion shape case with Hand Engraving work and single cut Diamonds set into the bezel. F...

Circa 1910 Platinum top and 18k yellow Gold Ring, set with two old Mine cut Diamonds totaling 1.50 Carats and further set with several Rose cut Diamonds, the Diamonds grade as H in C...

Circa 1936 Cartier London Art Deco Platinum and Diamond "1936" on a Hanger Charm, measuring 5/8 x 5/8 inch and set with Baguette Diamonds.

Ring in platinum ring, dog head hallmark. A sublime Art Deco ring, its platinum setting follows the curve of the finger and holds a large oval Ceylon sapphire of soft blue brilliance...

An impressive antique 0.28 carat sapphire and 0.48 carat diamond, platinum cluster style dress ring; part of our diverse antique jewelry and estate jewelry collections. This fine and impressive small antique sapphire ring has been crafted in platinum The scalloped edged, rounded cluster design is ornamented with a central 0.28Ct cabochon cut sapphire. The sapphire is encircled by twenty-four pave set eight-cut diamonds, pavé set within two concentric rows. The pierced decorated, elevated and flared ring shoulders join the setting at a subtle cuff and meld seamlessly with the plan ring shank. This small gemstone dress ring has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. The ring is supplied with an independent diamond grading report card. Condition This impressive antique gemstone cluster...

This small chevalière ring is amazing. Antique, 100 years old but such a contemporary design! Centered by an Old mine cut Diamond 0.46 carat on platinum with calibrated Sapphire. The...

This magnificent Art Deco bombe ring from the 1920s is a dazzling showcase of antique elegance, masterfully crafted in platinum. At its heart lies a bezel-set old European cut diamon...