This 4.47-ct sapphire from Madagascar has poor meets. Unfortunately, since it’s diffusion treated, you can’t recut or re-polish this stone. Photo courtesy of liveauctioneers.com and Gems Treasure.
Translucent Blue Sapphire, 4.47 ct Faceted, Lattice diffusion from Madagascar
This 4.47-ct sapphire from Madagascar has poor meetpoints. Unfortunately, since it's diffusion treated, you can't recut or re-polish this stone. Photo courtesy of liveauctioneers.com and Gems Treasure.
Article: How to Test for Diffusion Treated Gems
Credit: Gems Treasure
| Gemstone | Sapphire, Corundum |
| Treatments | Lattice Diffusion |
| Natural or man made | Natural |
| Origin | Madagascar |
| Carat Weight | 4.47 |
| Gem State | Faceted |
| Color | Blue |
| Transparency | Translucent |