Art Deco Onyx and Diamond Swallow Bird Ring gold griffin The boulder opal is a

The boulder opal is a later replacement

The gold content has been professionally verified through X-ray fluorescence (XRF) analysis and jeweler’s acid testing

4 inches tall by 0

so they should not be exposed to water

4 inch width on the reverse

Art Deco Onyx and Diamond Swallow Bird Ring gold griffin The boulder opal is aThis ring features a diamond swallow on black onyx mounted in 14k white gold. The ring dates to the Art Deco era (circa 1920) and the antique diamond swallow (circa 1870) is a later addition. The face of the ring measures 0. 8 inches by 0. 6 inches wide and is in great condition. The ring is a size 6, but it can be resized free of charge. Materials: 14k white gold, Onyx, Diamond.