🌿Product Information: 6mm Round Green Onyx 18k Yellow Gold Over Sterling Silver Tennis Bracelet. 💚Measures approximately .24"W. Hidden box clasp with double safety. Sterling Silver Clasp Has Stainless Steel Tongue For Durability. Product Type: Bracelet Collection: Wrapped in Gold Dimensions: 0.24in W Country of Origin: Thailand Piece Count: 1 Brand: Wrapped in Gold Wrapped in Gold Jewelry Attributes: Metal Weight: 10.0 g Bracelet Type: Tennis Clasp: Hidden Box Clasp Material Attributes Material: 18K Yellow Gold Over Sterling Silver Material Color: Yellow Density: Solid Primary Stone: Onyx Gemstone & Information Gemopedia™ Onyx is the dark brown to black variety of agate, a cryptocrystalline quartz. Since ancient times, onyx has afforded gem cutters and carvers an excellent source for carving cameos, intaglios, and other jewelry creations. Inexpensive, abundant, and available in large sizes, onyx is also a favored stone when fashioning cabochon gems and beads. Gemstone: Onyx Gemstone Species: Quartz Count: 28 Gemstone Shape: Round Gemstone Dimensions: 6.00mm L Gemstone Setting: Prong Cut: Faceted Gemstone Color: Green Gemstone Composition: Natural Enhancement: Dyed Material Composition: Natural Origin: Country India