This is a lovely contemporary Chrysocolla ring. The silver and been textured and oxidized to bring out the design.
The underside is stamped with the hallmark and marker's mark.
The measurements of the top of the ring is 1-1/2-inches by 1-inch. For wider bands, you usually need about 1/4 size larger.
NOTE: This is a semi-wide band, You will need to order about a 1/4 to 1/2 size larger than for a normal narrow band.