Manufacturer Rolex Caliber Number 4132 Movement Type Automatic, self-winding mechanical, chronograph In-House? Yes Chronometer? Yes (COSC + Superlative Rolex certification)...
Blue Parachrom
Rolex’s Parachrom Bleu Hairspring is an in-house hairspring comprised of a paramagnetic alloy. The technology behind this hairspring was first...
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