Antique Art Deco Platinum Black Onyx Diamond Heart Pendant

A spectacular Art Deco platinum onyx and diamond bangle bracelet, circa 1920. This bracelet has a strong geometric pattern created by the calib...

A classic example of Art Deco Cartier, this elongated platinum bow pin is set with calibre cut onyx and diamonds dating to about 1920. The bow accent was a popular motif in the Edwar...

An attractive Art Deco black onyx wedding band made in platinum. The band has French cut onyx, set next to each other. The milgrain on the rail...

An easy and wearable platinum Art Deco diamond and onyx link bracelet, circa 1925. Lovely French cut onyx create open square links that connect three identical panels of diamonds. It is beautiful on its own or could be worn with other bracelets. The bracelet is set with 150 old mine cut...

Antique Art Deco diamond platinum ring centering upon a marquise shaped diamond, circa 1920. The marquise diamond weighs approximately .20 cts and is surrounded by 28 old European c...

Original Early 1920s Art Deco diamond ring accented by sapphires. The platinum ring centers on a Old European cut diamond weighing 1.19 cts. The diamond has a GIA certificate (see ...

A fine and impressive antique onyx and 0.72 carat diamond, platinum Art Deco pendant; part of our diverse antique jewelry and estate jewelry collections This fine and impressive antique Art Deco pendant has been crafted in platinum. The drop style Art Deco pendant displays a feature bezel set cabochon onyx segmented into two sections, divided by a band platinum band ornamented with six Old European cut diamonds. The outer circumference of the feature cluster design is encircled with a paralleling platinum border embellished with twenty Old European cut diamonds. This feature Art Deco onyx and diamond design is suspended from an unembellished tapering setting. The pendant suspends from a contemporary 18" 18k white gold trace chain via an integrated ring loop to the upper border of the design, and secures with a conventional spring-loaded bolt ring fastening. This impressive pendant has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. This onyx and diamond pendant is supplied with an independent diamond grading report card. Images do not always reflect the true color and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual color and showcases each stone. Condition This impressive antique 1930s necklace...

1920's. Art Deco set with a center diamond weighing 2,40 ct., clarity: VS1, color: cape. 38 diamonds circa 1,54 ct., onyx and pearls. Mounted in platinum. Chain in 14K white gold. To...

Platinum black onyx and diamond pendant with 14K white gold fancy Deco link chain. The center European cut diamond measures about 3mm and weighs .14cts. There are 26 small round mine...

A stunning, fine and impressive antique black onyx, seed pearl and 0.13 carat diamond, platinum and 15 karat yellow gold Art Deco pendant; part of our diverse gemstone estate jewelry...

We’ve made this Art Deco platinum jabot pin multifunctional by adding two bails so that it can be worn on a chain as well as its original function as a Jabot. The pendant is encruste...

This is a magnificent Victorian to Art Deco Antique Rose Cut Diamond Platinum Locket Pendant with an exquisite diamond set Pansy Flower on the carved Black Onyx and Platinum locket. ...