Gorgeous, 14 karat solid, yellow gold, 1.75 blue topaz and 0.1 0CT natural diamond accent charm pendant necklace. They are in excellent preowned condition. The blue topaz measures 9 x 7 mm which is 1.75 CTW and there are four natural diamonds which total approximately .10 CTW. the total gram weight is 2.9 g Fully Hallmarked 14 karat gold.