Black Onyx Rose Cut Cabochon | Natural Flatback Loose Gemstone For Jewelry Making - 20 PiecesBold. Sleek. Effortless. These Black Onyx Rosecut Cabochons bring timeless sophistication to any jewelry design. Hand cut in organic freeform shapes, each piece features a reflective rosecut top with a flat back ideal for both bezel and claw settings. Product Details: Gemstone: Natural Black Onyx Cut: Rose Cut (faceted top, flat bottom) Shape: Freeform Size Range: 8x12mm 9x11mm Weight: 70 carats Color: Deep jet black with a high gloss finish Ideal

Weight: 58 carats

Color: Soft Grey with natural shimmer

Southwestern Jewelry Making Stone

Gemstone: Smoky Quartz

Weight: 15 Cts

Sizes: 9x13mm - 10x16mm

Size Range: 6x8mm - 7x9mm

Weight: 52

Each cabochon is hand-polished and features a faceted surface with a flat back

Color: Vibrant Emerald Green with natural inclusions

and gray swirls with natural patterns

Weight: 53 carats