Global Gemology - Rare Gems & Jewels
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PINCHBECK

Picture
Georgian era antique brooch featuring malachite set in pinchbeck
Photo courtesy of Scott Papper, GIA GG, AJP, CMA (NAJA), Global Gemology & Appraisals

Pinchbeck is an alloy of copper and zinc that was invented by Christopher Pinchbeck in 1720.

Pinchbeck is composed of 83% copper and 17% zinc.  It had a similar appearance to gold, but was much more affordable.
  • HOME
  • ABOUT
  • SHOP
  • SERVICES
    • APPRAISALS
    • EXPERT WITNESS TESTIMONY
    • SELL YOUR JEWELRY
  • GEMOLOGY
    • GEM ENCYCLOPEDIA
    • THE ART OF GEMOLOGY
  • JEWELRY EDUCATION
    • DIAMOND FACTS
    • JEWELER DIRECTORY
    • JEWELRY PERIODS
    • POCKET WATCHES
    • NATIVE AMERICAN JEWELRY
  • GLOSSARY