These earrings are made of 10 karat yellow gold and have diamonds in the shape of dolphins. The total weight of the diamonds is 1/12 carats, and they are held in place with prongs. The diamonds are round, and have a color grade of G-H and clarity grade of I2-I3. The earrings come with French-clip backs and weigh approximately 2.07 grams.Precious Metal Type: 10kt Yellow Gold Approx. Gram Weight: 2.07 Total Gemstone Carat Weight: 1/12 Primary Gem Type: Diamond Primary Gem Shape: Round Primary Gem Color: G-H Primary Gem Clarity: I2-I3 Primary Gem Setting: Prong-set Primary Gem Carat Weight: 0.08 Gem 2 Carat Weight: None Gem 3 Carat Weight: None