| JPL Necklaces & Bracelets Top: Approximately 6.15mm in diameter (less than 1/4") Bottom: Approximately 7.93mm in diameter (about 5/16") |
| JPL Necklaces & Bracelets Top: Approximately 6.15mm in diameter (less than 1/4") Bottom: Approximately 7.93mm in diameter (about 5/16") |