Mike S. February Seven, 2023 My wife and I are building our initial overseas trip soon after more than 28 yrs of marriage and therefore are headed to Switzerland in March. I have several Seiko automatics, a Magrette diver, a Seiko Turtle Specific version, a Seiko SPB169, and some Many https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/