SOLID GOLD KEY 18th Century FOR FUSEE POCKET WATCH.. I THINK #5. BUT NOT SURE KEY RING IS MADE OF GILDED BRONZE. THIS IS DONE IN ORDER TO THAT THIS ELEMENT DOES NOT WEAR FROM A CONSTANT LOAD (ROTATION, FRICTION ON THE CARBINE) AND THE KEY CASE IS MADE OF 9K SOLID GOLD. CHECKED WITH REAGENT FOR GOLD.
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