Sapphire
18k gold ring with a round step-cut, lab-grown, purplish pink sapphire, 22.80 cts. Photo courtesy of liveauctioneers.com and Richard D. Hatch & Associates.
Article: The Impact of Lab-Grown Stones on the Gem Market
Credit: Richard D. Hatch & Associates
| Gemstone | Sapphire, Corundum |
| Natural or man made | Lab-made |
| Carat Weight | 22.80 |
| Jewelry type | Ring |
| Gem State | Faceted |
| Color | Purple |
| Transparency | Transparent |