Black Onyx - Rose Cut, 6 mm - 4 Pieces Madeira Each piece measures a calibrated

Each piece measures a calibrated 8 mm

These are 7 on the MOHs scale so they are hard and tough which makes them easier to set and will not become damaged as easily as softer stones during wear

making it ideal for bezel setting

You will receive one 10 mm round stone

making them quite durable and suitable for any type of jewelry setting

Black Onyx - Rose Cut, 6 mm - 4 Pieces Madeira Each piece measures a calibratedFour pieces of Black Onyx in a highly sought after rose cut cabochon. Each piece measures a calibrated 6 mm. For scale, a US Mercury Dime is 17. 91 mm in diameter. Backordered items will be shipped separately when stock is replenished at no additional cost.