This gorgeous navette-shaped cocktail ring mirrors the shape of the deep, rich, translucent green, marquise jadeite cabochon. Two-tiered rows of bright-white, sparkling round brilliant-cut diamonds, totalling 1.65 carats, are set in rich 18K yellow and contrasting white gold. The shank is numbered 15021 and signed TZ for the late great Los Angeles-based jewelers to the trade - Terell & Zimmelman. The ring measures an impressive 1 inch long by about 5/8 inch wide. Currently ring size 7. Accompanied by Stone Group Labs report stating: Natural. No indications of polymers or dyes. It is the opinion of this lab that the country of origin is Myanmar (Burma).