In the late 19th century, corundum — ruby and sapphire — became one of the first gemstones created in laboratories to have the size and quality suitable for jewelry use. This Art Deco-style yellow gold ring, featuring a 6-ct synthetic ruby, is over 85 years old. Photo courtesy of liveauctioneers.com and Ultramax Auctions.
Lab-Created Red Ruby, 6 ct Faceted in Ring
In the late 19th century, corundum — ruby and sapphire — became one of the first gemstones created in laboratories to have the size and quality suitable for jewelry use. This Art Deco-style yellow gold ring, featuring a 6-ct synthetic ruby, is over 85 years old. Photo courtesy of liveauctioneers.com and Ultramax Auctions.
Article: What’s the Difference Between Synthetic, Simulated, and Created Gemstones?
Credit: Ultramax Auctions
| Gemstone | Ruby, Corundum |
| Natural or man made | Lab-made |
| Carat Weight | 6 |
| Jewelry type | Ring |
| Gem State | Faceted |
| Color | Red |
| Transparency | Transparent |