Rolex Watches New Collection : High-performance hairspring developed and manufactured by Rolex in a new patented alloy. The Parachrom hairspring is insensitive to magnetic fields and remains up to 10 times more accurate in case of shocks. #RolexOfficial

Rolex Watches New Collection :

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High-performance hairspring developed and manufactured by Rolex in a new patented alloy. The Parachrom hairspring is insensitive to magnetic fields and remains up to 10 times more accurate in case of shocks. #RolexOfficial