Double, Diamond Halo & Sapphire Stud Earrings, 3.00 TCW The earrings are 6.8-5.01 mm oval shaped center, brilliant blue, corn flower colored Sapphires. The setting is a double row of diamonds accenting earrings. The earrings are ? inches in diameter x .58 inches. (62) Diamonds are prong set and have a total weight of estimated 1.50 carats. The quality of the diamonds are SI1 clarity and H color18 karat yellow gold metal, sturdy well made.