From Smoke and Pet free home. I think the stone is about 1 ct. & 18 Box Chain Necklace C clasp. Excellent condition very seldom worn.The item "Blue Topaz 7mm Round Bezel Set Floating Pendant & 18 Box Chain Necklace 14k" is in sale since Thursday, March 08, 2018. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Necklaces & Pendants\Gemstone". The seller is "homeatlast152" and is located in Newport, Oregon. This item can be shipped worldwide.