The precious gemstone mined in Ethiopia entered the jewelry market in 1994. Accommodated with the wonders of the sky, Ethiopian opal is a fantasy of nature that cannot be recreated.Designs: Hand Faceted Opal Beads Strung In a 925 Sterling Silver Chain Finish: Each stone is hand- set by skilled craftsman Fixing: The sterling silver lobster clasp gives wearer the facility of self-lock. Pack Size: 1 necklace Necklace Chain Length: 16 inches chain with 2 inches extender chain Gemstone Weight: Approx 40 to 45 CaratMetal Weight: 0.60 GramsHealing Benefits: Enhance creativity and artistic abilities of the wearerPurify Blood