Tiffany and Company platinum sautoir with diamonds and conch pearl pendant, on display at the Walters Art Museum. Public Domain. (Cropped to show detail).
Opaque Pink Calcareous Concretions Rough in Necklace
Tiffany and Company platinum sautoir with diamonds and conch pearl pendant, on display at the Walters Art Museum. Public Domain. (Cropped to show detail).
Article: Calcareous Concretions Value, Price, and Jewelry Information
Credit: Walters Art Museum
| Gemstone | Calcareous Concretions |
| Natural or man made | Natural |
| Jewelry type | necklace |
| Gem State | Rough |
| Color | Pink |
| Transparency | Opaque |