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Circa. 1920 American Platinum top with 14K gold back. Platinum tested with platinum acid. Gold tested with 14K acid. 9 old mine cut diamonds and 6 single cut diamonds. Total diamond weight of 1.10 carats. All diamonds tested with a diamond tester. The old mine cut diamonds are F color, VVS1 in clarity. The single cuts are G color, VS1 in clarity . All are excellent stones. The pin measures 2 1/2 inches long and 1 inch high. Original safety 7.2 gr. 4.6 dwt
In excellent original condition
Antique and Vintage Jewelry
Antique Jewelry
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