Incredible Art Deco Old Mine Cut Diamond Onyx Ring in Platinum
Step back into the glamorous peak of the roaring twenties with this magnificent, authentic Art Deco statement ring. Masterfully hand-fabricated in premium solid platinum, this museum-worthy piece features a striking, high-contrast geometric plaque. It centers a blazing, soulful antique Old Mine cut natural diamond contrasted against a custom-cut, mirror-polished black onyx frame.
Technical Specifications
Metal: Solid Platinum (stamped, tested and verified). The ring weighs 4.88g. It is currently a size 5.75.
Center Stone: 1 Natural Antique Old Mine Cut Diamond. The diamond measures 5.38 x 5.67 x 3.39mm, calculating to 0.97ct. The diamond is an H color, SI2 clarity as graded by our GIA Gemologist.
Accents: 1 Genuine Custom-Carved Black Onyx Tablet, 2 single cut round diamonds.
Era: Art Deco (Circa 1920–1930)
Style: Elongated Geometric Plaque Ring. From front to back the ring measures 17.73mm.
Condition: Excellent antique condition. The onyx is completely intact with a pristine glossy finish, the diamond is totally secure, and the fine filigree work remains perfectly structural.
Note: Professional resizing is available prior to shipping. Please message us with your size requirements for a custom bench jeweler quote.
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Incredible Art Deco Old Mine Cut Diamond Onyx Ring in Platinum