Tiffany & Co Oval Cut Diamond & Black Onyx Ring 1754 Antique Victorian emerald and diamond

Antique Victorian emerald and diamond ring made in silver and gold with 3 emeralds weighing approximately

Circa 1929

Antique Art Deco engagement ring made in platinum and centered with an approximately 1

Accented with 16 old European cut diamonds

Tiffany & Co Oval Cut Diamond & Black Onyx Ring 1754 Antique Victorian emerald and diamondArt Deco Tiffany & Co ring centering on an oval cut diamond weighing approximately 0. 90 carat with an EGL certificate stating the diamond is E F color VS1 clarity, surrounded by 8 fancy cut black onyx and 20 single cut diamonds. Set in platinum. Signed Tiffany & Co. Circa 1920. Onyx and diamond rings are synonymous with the Art Deco period. This is vintage Tiffany at it's finest. The profile elongates the hand. Diamond and gold mining has caused