AAA Natural Prehnite Chalcedony Round Coin Gemstone 6mm to 40mm Flat Back Loose Gemstone.

Stone: Prehnite Chalcedony.

Color: Same as picture.

Size:  3mm to 40mm (Please check our Drop-down option for various sizes)

Stone Cut: Both Side Flat Back Disc Coin

Shape: Round Coin

Quality: AAA

Quantity: As per your choice.

Other Shapes also Available.
Marquise
Oval
Pear shaped
Cushion
Triangle
Rectangle
Square