The Precision of a Rolex Superlative Chronometer is of your get of −two/+two seconds per day – the speed deviation tolerated because of the brand for any concluded look at is drastically smaller than that accepted by COSC for official certification of the movement by itself. The Superlative Chronometer standing https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Chronometer watches Secrets
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