7.97ct Bull's Creek Boulder Opal | #E177 | "The Rainbow Collection" Prehnite While some stones can exhibit

While some stones can exhibit strong fluorescence

The Cut: Polished Freeform Specimen

though the piece is sold "as is

The Setting: Cast Pave and Bezel Set Double Halo Ring

stone count: 35

7.97ct Bull's Creek Boulder Opal | #E177 | "The Rainbow Collection" Prehnite While some stones can exhibitBull's Creek Rainbow Boulder Opal Weight (carats) 7. 97cts Origin Bull's Creek, Perth, Australia Shape Elongated Oval Dimensions (millimeters) 25. 46mm x 7. 62mm x 4. 17mm Dimensions (inches) 1. 0" x 0. 3" x 0. 2" Body Tone (+N1 to N9 ) NA Boulder Brightness ( 1 to 5+) B4 Predominant Colors Pinkish Red Directionality of Fire Very Directional Treatments Enhancements None Suggested Purpose Ring Pendant Sku Number #E177 Additional Notes One of the last