The deep Sky Blue Topaz over Hematite gemstone will dazzle with every beat of your heart. Delicately hanging from a yellow gold chain you'll never want to take this necklace off.Design Details - Precious Metals: Yellow Gold Gemstones: Sky Blue Topaz Over Hematite Approximate carats as pictured: 4.57cts Size: .50" diameter Available in 18k Yellow Gold with Sterling Silver Accents