This is a ring made from 10k yellow gold and features a round lab-created blue sapphire and small diamonds. The blue sapphire weighs 0.33 carats and is flawless, while the diamonds weigh 0.25 carats and are pave-set. The ring is a size 11 and weighs approximately 2.736 grams.Precious Metal Type: 10kt Yellow Gold Approx. Gram Weight: 2.736 Total Gemstone Carat Weight: 1/2 Primary Gem Type: Lab Blue Sapphire Primary Gem Shape: Round Primary Gem Color: Blue Primary Gem Clarity: Flawless Primary Gem Setting: 4-prong Primary Gem Carat Weight: 0.33 Gem2 Type: Diamond Gem2 Shape: Round Gem2 Color: G-H Gem2 Clarity: I2-I3 Gem2 Setting: Pave-set Gem 2 Carat Weight: 0.25 Gem 3 Carat Weight: None