The Precision of a Rolex Superlative Chronometer is with the get of −two/+two seconds every day – the rate deviation tolerated with the brand to get a finished check out is appreciably lesser than that approved by COSC for Formal certification on the motion on your own. The Superlative Chronometer https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Chronometer watches - An Overview
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