18K yellow gold/sterling silver/ceramic; Box clasp; LAGOS 18K gold is an alloy of 18K yellow gold and sterling silver, which gives the metal enhanced strength and durability and a color that compliments sterling silver; Photo may have been enlarged and/or enhanced; All gemstone carat weights (tcw) are approximate; variance may be 0.05 carat.; Some silver jewelry may be surface-coated with rhodium to enhance metal color and shine; it may wear off over time requiring replating.; Imported