Mike S. February 7, 2023 My Wife and I are producing our to start with overseas vacation after over 28 years of marriage and they are headed to Switzerland in March. I've many Seiko automatics, a Magrette diver, a Seiko Turtle special edition, a Seiko SPB169, and a few Other https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/