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  1. The *Official* LÜM-TEC FORUM
    For the last week I kept almost a day by day report on the accuracy of my new M23 Automatic. I timed it against the atomic clock online which I use to test all my watches when I get them. It by far my most accurate automatic. Blew me away to be honest and what a beautiful watch, #143 of 150. I...
    m23
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