Everything about this early 1970s Sinn Decimal is so special to me. Not only is it the rarity of the watch itself worth three existing pieces, but also the pretty unusual way I obtained it. I also had the Sinn Decimal on my wrist when my son was born. Let?s start with the last point. […] Visit #TBT Rare Sinn Decimal Chronograph Worn On A Very Special Day to read the full article.

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