The Precision of a Rolex Superlative Chronometer is with the purchase of −two/+2 seconds each day – the rate deviation tolerated through the model for the concluded observe is noticeably more compact than that recognized by COSC for Formal certification in the motion by yourself. The Superlative Chronometer standing is https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/