Art Nouveau Boulder Opal Ring of 10k Gold vintage clover The snake is finely detailed

The snake is finely detailed with a textured body and a diamond accent on its head

this antique ring (circa 1910–1920) features a domed chalcedony cabochon with a captivating blue hue

The bow measures 0

The iridescent enamel is in good condition

Art Nouveau Boulder Opal Ring of 10k Gold vintage clover The snake is finely detailedAn elegant boulder opal ring with vibrant blue color. The substantial mounting is 10k gold with a tiny diamond accent and dates to the Art Nouveau era (circa 1910). The boulder opal is a later replacement. The face of the ring measures 1. 2 inches from north to south by 0. 7 inches wide. It is in very good condition; however, there are subtle natural asymmetries to the boulder opal. The ring is currently a size 5. 25, but can be re sized free of