Vintage 1990s David Webb 18K Gold Turquoise and Black Enamel Ring with Diamonds

A vintage David Webb oval turquoise ring with black enamel and round brilliant-cut diamonds set in platinum and 18K yellow gold, from the Manhattan Minimalism Collection. Circa 1990.

• Diamonds: 1.90 total carat weight, F-H color, VVS2-VS1 clarity