Derby 40 – Setting Lever Spring (Part 445)

NOS Derby Wristwatch Part 445 Calibre 40 - Setting Lever Spring

AS 1012 Part #445 Set Bridge (Setting Lever Spring) NOS Watch Part 1677 1777 etc

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ST 1800 Setting Lever Spring Part 445 NOS Watch Part

Tissot Cal. 709 Setting Lever Spring & Screw 445 NOS Genuine Watch Part

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FHF Caliber 34 Part Number 445 (Setting Lever Spring)