Mike S. February 7, 2023 My Wife and I are building our initial abroad excursion just after over 28 yrs of relationship and so are headed to Switzerland in March. I have a number of Seiko automatics, a Magrette diver, a Seiko Turtle Unique edition, a Seiko SPB169, and some https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/