The Precision of a Rolex Superlative Chronometer is from the purchase of −two/+2 seconds per day – the rate deviation tolerated via the brand name for the concluded observe is noticeably smaller than that approved by COSC for Formal certification of your motion on your own. The Superlative Chronometer standing https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/