One 10 karat white gold Art Deco beautiful vintage black onyx and diamond ring from the 1950s. The ring is in outstanding condition very lightly worn with an intricate art deco design. It is set with one oval bezel set onyx measuring 14mm in length and 10mm in width. On top the onyx in the center lies a single cut round diamond weighing approximately 0.01cts featuring a color of H and a clarity of SI1. The ring is a finger size 8.25 and weighs 3.4grams. The shank measures 1.80mm at the shoulders and 1.66mm at the base. The top of the ring measures 14.90mm. Appraisal Value: $800. This ring will be shipped in a vintage suede hand made ring box. These can be purchased separately from my store as well in an array of colors. This information is all 100% accurate and being sold by a GIA graduate gemologist. The ring can be sized or personalized with extra handling time and an extra fee. Please specify in notes at checkout if desired.