Mike S. February Seven, 2023 My wife and I are earning our first abroad vacation just after about 28 years of marriage and they are headed to Switzerland in March. I've quite a few Seiko automatics, a Magrette diver, a Seiko Turtle Specific version, a Seiko SPB169, and some others. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/