Rare Mainspring For Very Thin High Grade Pocket Watches New Watch Movement Part

RARE LONG MAINSPRING FOR ULTRA THIN HIGH GRADE POCKET WATCHES. 0.95MM X 0.17MM. This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Parts, Tools & Guides\Tools & Repair Kits". The seller is "7m5" and is located in this country: US. This item can be shipped worldwide.

• Model: ULTRA THIN
• Brand: POCKET WATCH

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