The Premium Curata 925 Sterling Silver Blue Opal Necklace is ideal for women and men seeking a blend of elegance and durability. Perfect for daily wear, special occasions, or as a thoughtful gift, this necklace features a 12.46mm lab-simulated Blue Opal and Cubic Zirconia set in authentic Sterling Silver. With an 18.5-inch cable chain and a secure lobster clasp, it offers both comfort and style. Technical specifications: • Charm Width: 12.46mm • Chain Length: 18.5 inches • Chain Width: 1.28mm • Bail Length: 7.82mm • Bail Width: 3.5mm. Care instructions: Clean with warm soapy water and a soft cloth. Avoid ultrasonic cleaners, steamers, and exposure to heat or chemicals.