BLUE SAPPHIRE OVAL SOLITAIRE CHANNEL SET PINK, LIGHT BLUE, GREEN, YELLOW AND ORANGE SAPPHIRE SQUARE RING, 925 STERLING SILVER, SIZE 6, 4.27(TCW), 4.05 GRAMS - NEW Ring is 925 Sterling Silver - Marked "925" Dark Blue Sapphire was Mined in Madagascar; Light Blue Sapphires were Mined in Thailand; Green, Yellow, Orange and Pink Sapphires were Mined in Tanzania Africa 1 Oval Brilliant Faceted Dark Blue Sapphire, 10 x 8 mm, Weighs 3.140CTS 1 Square Faceted Pink Sapphire Measures 2.6mm and Weighs 0.130(TCW) 2 Square Faceted Light Blue Sapphires Measure 2.6mm and Weigh 0.270(TCW) 2 Square Faceted Green Sapphires Measure 2.6mm and Weigh 0.280(TCW) 2 Square Faceted Yellow Sapphires Measure 2.6mm and Weigh 0.300(TCW) 1 Square Faceted Orange Sapphire Measures 2.6mm and Weighs 0.150(TCW) Setting is 3/8"L x 7/8" Across Size 6