This is a 925 sterling silver ring with natural green chalcedony. The ring setting is made of 925 sterling silver, a matte, cool white color that develops a warm, vintage patina after oxidation, a unique texture characteristic of antique silver jewelry. The ring face is set with natural green chalcedony, a translucent and lustrous stone with a refreshing light spinach green hue. The plain design highlights the glassy luster of the chalcedony, and the silver bezel setting is exquisite and precise, ensuring a perfect fit. Material: 925 sterling silver, adorned with delicate markings. Gemstone: Natural green chalcedony Size: EU size 54 Date: 1900-2000 Total Weight: 3.5g