“Each individual manufacturer tried to have logic inside their numbering technique but failed miserably,” Mandelbaum continued. “It just signifies the entire absurdity of your Swiss wanting to come up with a numbering process. Whilst the crystals within the 160xx era of Datejust watches are still made from acrylic, the sloped https://www.watchesworld.com/a-history-of-watch-reference-numbers/