one (1) . 18 karat yellow gold pendant with intense blue topaz TOTAL WEIGHT: 5.1 Grams. gold weight : 2.56 grams 1 CENTER STONE Identification .............................................. Natural Topaz, Blue Topaz Shape and Cutting Style .......................................... pear, Mixed Cut Measurements ......................................... 21 x 12 x 8 mm Carat Weight ......................................................................... 12.7 Carat Color ............................................................................................... Blue Transparency ......................................................................... Transparent Trade Color Name ................................................................... Swiss Blue COMMENTS Center stone: Blue topaz is commonly enhanced by irradiation and/or heating to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not. shipment : insured with track and trace