The Precision of the Rolex Superlative Chronometer is with the buy of −2/+two seconds daily – the speed deviation tolerated from the brand name to get a completed view is noticeably scaled-down than that recognized by COSC for official certification of the movement on your own. The Superlative Chronometer standing https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/