This teardrop pendant is made of 10-karat yellow gold and weighs about 1.8 grams. It features a round, black diamond in the center with a carat weight of 0.15 and is surrounded by smaller, round diamonds that are white with a slight tint of yellow. These diamonds have a total carat weight of 0.18 and are set using two different methods pave-set for the black diamond and prong-set for the white diamonds. The black diamond is a natural colored stone with some visible imperfections, while the white diamonds have some inclusions as well. There is no third gemstone included in this piece. Overall, this pendant has a total gemstone carat weight of 1/3.Precious Metal Type: 10kt Yellow Gold Approx. Gram Weight: 1.82598 Total Gemstone Carat Weight: 1/3 Primary Gem Type: Colored Black Diamond Primary Gem Shape: Round Primary Gem Color: Black Primary Gem Clarity: I2-I3 Primary Gem Setting: Pave-set Primary Gem Carat Weight: 0.15 Gem2 Type: Diamond Gem2 Shape: Round Gem2 Color: G-H Gem2 Clarity: I2-I3 Gem2 Setting: Prong-set Gem 2 Carat Weight: 0.18 Gem 3 Carat Weight: None