Green Tourmaline 2.46 cts / 2 pcsStone type: Green Tourmaline Weight: 2. 46 cts 2 pcs Color: Green Dimension: 7. 79 x 4. 98 x 3. 58 mm, 7. 76 x 4. 94 x 3. 55 mm Shape & Cut: Cushion, Yavorskyy cut Treatment: Unheated and Untreated (No Indications Observed) Refractive Index: 1. 618 1. 643 Hardness: 7 7. 5 Specific Gravity: 3. 1 Optical properties: Doubly refractive Chemical formula: Complex Boron Silicate Shipment from: Thailand Return Policy: 3 Day Money Back Return*

73 cts / 2 pcs

Color:Pink Spinel

46 cts / 2 pcs

Chemical formula: MgAl₂O₄

Color: Indigo Blue

Everything one carat up immediately becomes the target of the most seasoned gem collectors

Color: Pastel Pinkish-Orange

Stone type: Tsavorite Garnet

Stone type: Sapphire

Shape & Cut: Round

the cobalt blue spinel has been unrivaled

(Extract from the book "Gemstones" by Vladyslav Yavorskyy)