Natural Boulder Opal Smooth Organic Shape Loose Gemstone, 18x36 mm to 23.5x40.5 mm, Opal Jewelry Making Gemstone, Set of 3 Pieces 14x8 Stone - Rainbow MoonstoneSize -

Stone - Rainbow MoonstoneSize - 16x19 mm to 23x36 mmShape - Tumble Length - 18 InchesWeight - 599 CaratsTreatment - No Treatment100% natural & genuineMeasurements and weight are close approximations

5x21 mmWeight - 18

Stone - Chrome Diopside

Size - 4 mm to 8 mm

Stone - Schalenblende

Natural Boulder Opal Smooth Organic Shape Loose Gemstone, 18x36 mm to 23.5x40.5 mm, Opal Jewelry Making Gemstone, Set of 3 Pieces 14x8 Stone - Rainbow MoonstoneSize -Listing is for 3 Pieces of this Gemstone Stone Boulder Opal Size 18x36 mm to 23. 5x40. 5 mmShape Organic ShapeQuantity 3 Pcs Weight 125. 4 CaratTreatment No Treatment 100% natural & genuineMeasurements and weight are close approximations.*Note: Color may vary due to characteristics of the natural stone.