18 inches long (view photo 7) Photos 2/3 show the 10k stamps Photo 4 shows acid test Photos 5-6 show presidium gem tester showing genuine diamonds Photo 10 shows chain style This necklace is solid 10k white gold with gorgeous blue topaz and Diamond! The style is soo flattering Pre owned-not sure when worn No receipt or paperwork Please view my other 10k, 14k, sterling silver, Kay jewelers , zales , vintage , , white gold. Rose gold, yellow gold , gemstones , wedding rings Art Deco fine jewelry, engagement/wedding ring. Comes with a necklace gift box : Such an elegant necklace.The item "Solid 10k white gold genuine diamond/blue topaz necklace$1550" is in sale since Thursday, April 22, 2021. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Necklaces & Pendants\Diamond". The seller is "newmoonjewelry" and is located in Williston, Vermont. This item can be shipped to United States.