Germanow-Simon Mach (GS) CMX356-10 Watch Crystal 23.0x17.7 NOS Part Flexo Benrus

New old stock watch repair part. Details listed below. 

Part No: CMX356-10

Manufacturer: Germanow-Simon Mach (GS), Rochester NY

Part Type: Crystal

Size: 23.0x17.7 mm

Condition: New old stock, unused in original package