The Precision of the Rolex Superlative Chronometer is with the purchase of −two/+2 seconds every day – the speed deviation tolerated because of the manufacturer for just a concluded view is drastically scaled-down than that recognized by COSC for official certification in the motion alone. The Superlative Chronometer status is https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/