I have an antique circa 1900 gold/onyx/diamond pin which has an antique diamond, a 10K stamp and an F letter stamp.
Click here to read or post comments
Return to Hallmark Help .
Copyright © 2006 - 2019 antique-jewelry-investor.com | All rights reserved. No Reproductions Permitted Without Permission |
| Search This Site |
Please note other spellings, jewellery, jewelery, jewelerey, and jewellerey.