Upright’s free Jewelry Identification & Testing Guide is your team’s cheat sheet to identifying valuable pieces and avoiding the duds.

Whether you’re processing necklaces, rings, or mixed bag lots, this guide helps your resale team spot quality metals, identify common markings, and assess construction fast without needing to be a jeweler.

What’s inside the guide:

• Common metal markings and what they really mean (Gold, Silver, Platinum & more)

• Quick tips to evaluate construction quality, stone settings, and signs of wear

• How to spot low-value fakes like glue-set stones, green tarnish, and bent metal

• BONUS: Access to advanced resources from Thermo Fisher Scientific, GIA & more