7.67ct Bull's Creek Boulder Opal | #E180 | "The Rainbow Collection" Aventurine yellow Treatments / Enhancements none

yellow Treatments / Enhancements none Mohs Hardness 6

band width: 6

70mm Origin unspecific Shape faceted mixed cut oval Material Grade A+ Colors burgundy purple Notable Inclusions burst crystal Treatments / Enhancements heat Mohs Hardness 9 SKU Number #762

Dimensions (millimeters) 26

pin has intact and working safety catch

7.67ct Bull's Creek Boulder Opal | #E180 | "The Rainbow Collection" Aventurine yellow Treatments / Enhancements noneBull's Creek Rainbow Boulder Opal Weight (carats) 7. 67cts Origin Bull's Creek, Perth, Australia Shape Freeform Dimensions (millimeters) 25. 94mm x 6. 84mm x 3. 62mm Dimensions (inches) 1. 0" x 0. 25" x 0. 1" Body Tone (+N1 to N9 ) NA Boulder Brightness ( 1 to 5+) B3 Predominant Colors Multicolor Directionality of Fire Highly Directional Treatments Enhancements None Suggested Purpose Pendant Ring Sku Number #E180 Additional Notes One of the last