Sinn Watches - U50 SDR – the diving watch made of German Submarine Steel with a black rotating bezel. Worn with black silicone strap (integrated in the case) on a 7.3” wrist,
Sinn Watches - U50 – the diving watch made of German Submarine Steel. Worn with solid bracelet (two-link, bead-blasted) on a 7.3” wrist, the U50 with 41 mm case measures 47.6 mm
![Sinn Spezialuhren on Twitter: "Diving Watch U50 - The diving watch made of German Submarine Steel. https://t.co/cpjHJywEbW https://t.co/mpgkHmPESF" / Twitter Sinn Spezialuhren on Twitter: "Diving Watch U50 - The diving watch made of German Submarine Steel. https://t.co/cpjHJywEbW https://t.co/mpgkHmPESF" / Twitter](https://pbs.twimg.com/media/FQ2gXKAWYAAvb2z.jpg:large)
Sinn Spezialuhren on Twitter: "Diving Watch U50 - The diving watch made of German Submarine Steel. https://t.co/cpjHJywEbW https://t.co/mpgkHmPESF" / Twitter
![HANDS-ON: The Sinn U50 SDR is submarine tough, but mighty slim and perfectly sized at 40mm - Time and Tide Watches HANDS-ON: The Sinn U50 SDR is submarine tough, but mighty slim and perfectly sized at 40mm - Time and Tide Watches](https://timeandtidewatches.com/wp-content/uploads/2020/08/image00003-1.jpeg)