Niobium rainbow metal sterling silver retro wave signed vintage ring size 8 lapis lazuli jewelry Silver plated band with gold

Silver plated band with gold toned Pixiu

Highly detailed unique cuff links

Aztec flute playing silhouette vintage 900 sterling silver post earrings

Art Deco style marcasite open work sterling silver vintage filigree ring

Stamped WK 925 China on the bail

Niobium rainbow metal sterling silver retro wave signed vintage ring size 8 lapis lazuli jewelry Silver plated band with goldNiobium rainbow metal sterling silver retro wave signed vintage ring size 8. Good used condition with little signs of normal wear. Stamped on the inside of the band 925 with an unidentified hallmark. Niobium is a unique metal that takes on different colors through electricity. This piece is set in a solid thick sterling silver setting. The design on the rainbow has a texture that can be seen as the ring moves. Acid tests positive for sterling silver.