What is Moissanite ？ Moissanite is also known as silicon carbide. In nature, silicon carbide is created over millennia by a combination of extreme heat and pressure. These gems are more durable than sapphire, ruby, or emerald. Why choose moissanite？ The hardness of moissanite is rated as 9.25, which is higher than other gemstone. So that it is a better choice of jewelry making. The Brilliance Refractive Index of moissanite is 2.65, that it's even very shiny. Fit For Any Occasions： Birthday Mother's Day Wedding Anniversary Party with friends Romantic occasions Women and Men Jewelry Care Tips 1.Avoid perfume,lotion or sunscreen 2.Avoid collide,grind,or fire 3.Do not wear when sweating / washing / sleeping 4.Do not clean with chemicals 5.Use soft cloth to clean 6.Put into box when not use Specification: Gem Type: Created Moissanite Color: DF colorless Stone Shape: Round Clarity: VVS1 Metal: Sterling Silver Setting: 4 Prong Total Gem Weight: 2.0 carats Total Weight: 0.6*2g Package Included: 1 x Moissanite Stud Earrings 2 x Silicone Earring Back 1 x Gift Box (free gift for you)