Properties of Oltu Stone: Size: 24mm x 24mm Height: 29mm Weight: 19.52 grams Number: 20 Other Features: Color: Black Gloss: Glossy Density: 1.5 g/cm³ Hardness: 3 on the Mohs hardness scale Chemical Structure: A semi-precious gemstone with a high carbon content. Origin: Erzurum, Oltu district *Made from a historical and rare stone *Oltu stone is given a beautiful appearance by drawing a silver strip on it. *It is a product of expertly crafted craftsmanship. *It has an elegant and stylish design *Durable and long-lasting Extra: Elastic bracelet with original oniks stone weighing 16.8 grams. The cargo will be sent quickly and the tracking number will be shared. Custom fees are the buyer's responsibility.