Boulder Opal Ring | 10k Gold Ring steampunk jewelry The vintage charm is 10k

The vintage charm is 10k gold (acid tested) and there is a mark of 4k on the bottom

The heart is a "witch's heart" with a slight twist at the bottom

and pearls

The locket measures 1

This crescent moon pendant was once a vintage pin (circa 1920-1930) transformed with the addition of a 14k gold jump ring bail

Boulder Opal Ring | 10k Gold Ring steampunk jewelry The vintage charm is 10kA captivating boulder opal ring with blue gray undertones and vibrant flashes of blue and green fire set in an elongated antique mounting. The dramatic mounting is 10k gold with a nature inspired asymmetrical design and dates to the Art Nouveau era (circa 1910). The boulder opal is a later replacement stone. The face of the ring measures 1. 6 inches from north to south by 0. 6 inches wide. It is in very good condition. The ring is currently a size 7.