Newall Security Swiss Mainspring No. #221 for 12 Size Watches, .210 .021 49.53

Specifications

This Swiss mainspring from Newall is a top-quality replacement part for your watch. It is designed to fit 12 size watches. The mainspring is made of durable steel material, ensuring long-lasting performance and reliability. With its precise design and superior craftsmanship, this mainspring is a must-have for any watch enthusiast. It is compatible with various models and brands, making it a versatile choice for your watch repair needs. Buy now and keep your timepiece ticking accurately for years to come.

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