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1.50

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Mainsprings for wristwatches and pocket watches

Boley mainsprings are synonymous with high quality and reliability in watch technology. They are made from a specially developed, highly resilient material and are suitable for both wristwatches and pocket watches.

Properties
• Antimagnetic
• Corrosion-resistant (non-oxidising)
• Self-lubricating
• Low fatigue and durable
• Particularly break-resistant



name830-770

width1.5

Ø14.5

thickness0.18

length460

calibreOMEGA 830

item No.96508301208

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