| Brand | Unbranded |
| Antique | Yes |
| Type | Pin |
| Metal Purity | 900 |
| Color | Silver |
| Main Stone Color | Blue |
| Metal | 900 Silver |
| Main Stone | Turquoise |
Estate found beautiful piece. I believe it’s stamped 900 on the back. It’s very hard to read. I believe it’s from the 1920s or even earlier. Needs repair on the back clasp.