• Stone Type: Semi-Precious
• Gemstone: Black Onyx 
• Cut: Fancy / Flat Back
• Size: 12 mm
• Weight: Approx. 7.00 carats per piece
• Color: Rich Jet Black
• Clarity: Opaque with a polished surface
• Price: $5 per piece
• Suitable for bezel settings, flat designs, and statement jewelry