Heuer Bundeswehr 1551 SGSZ Steinzert Reguliert. Val. 230 movement set to a 23-hour, 56-minute day for sidereal time use by German artillery troops. Roughly 30 known to still exist. submitted by /u/Crux1836 [link] [comments]
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![[Heuer] I’m not usually a bund strap guy, but there really is no other choice with this watch.](https://preview.redd.it/jlrgw5cv7tyh1.jpeg?width=640&crop=smart&auto=webp&s=769f172f26627b41389c0bfba354cbf93d733ca1)