Art Nouveau 14kt “Lightning Ridge” Black Opal & Enamel Ring 1980 A bold Mexican opal ring

A bold Mexican opal ring from the Vintage (ca1960s) era

delivering a spectacular sparkle with a soft pop of color

but is adjustable

Each bead varies slightly in size

measures approximately 1" long and is 5/8" thick

Art Nouveau 14kt “Lightning Ridge” Black Opal & Enamel Ring 1980 A bold Mexican opal ringBlack opals are among the most rare and valuable of all natural opal varieties. This opals ring from the early 1900s has a 10+ct Black Opal with colors to match the finest to ever come out of Australia. Unlike their common opal counterparts, they have a dark canvas and radiate brilliant flashes of colors due to their subtle iron oxide and carbon properties. Although a portion of the world's opals are mined in Ethiopa, most originate in Australia