30 Carat Weight (6 gram) Natural Multi Color Sapphire Loose Gemstones. Excellent color and wholesale price. NAME: Sapphire SHAPE: Oval, Pears CUT: Faceted COLOR: Multi Color ORIGIN: Sri Lanka LUSTER: Nice SIZE: 5 x 3 mm each TREATMENT: Treated HARDNESS: 9 CLARITY/GRADE: Fine APPROX WEIGHT: 30 ct. AVAILABLE AS: Precious Lot Photo is a sample of what you can expect to receive. This set is embellished with multicolored sapphires, including red, blue, yellow, green and orange.