3.00 GIA Transitional Diamond Stud Earrings 18kThese classic diamond stud earrings feature two GIA certified transitional cut diamonds totaling 3. 00 carats in 18 karat white gold. Each 1. 50 carat diamond is H color, which appears near colorless to the naked eye, with SI2 clarity. The transitional cut creates a soft glow with vintage inspired faceting that bridges old European and modern round brilliant styles. Four prong baskets secure each diamond in place. The studs rest comfortably on the ear