![SINN U1 S - 1000m Automatic Dive Watch - Submarine Tegimented Steel - Straps for a good Cause - YouTube SINN U1 S - 1000m Automatic Dive Watch - Submarine Tegimented Steel - Straps for a good Cause - YouTube](https://i.ytimg.com/vi/5nIHVQz2_lA/maxresdefault.jpg)
SINN U1 S - 1000m Automatic Dive Watch - Submarine Tegimented Steel - Straps for a good Cause - YouTube
Sinn Watches - U1 S – the diving watch made of German Submarine Steel. The case and crown of the U1 S are made of high-strength seawater-resistant German Submarine Steel. As well
![Sinn U1 S Mother-of-Pearl S Limited Edition (300 Pieces) Black H Link 1010.0242 - First Class Watches™ HKG Sinn U1 S Mother-of-Pearl S Limited Edition (300 Pieces) Black H Link 1010.0242 - First Class Watches™ HKG](https://en-hk.firstclasswatches.com/thumbnails/images/products/product113364-8477_cropped.jpg.thumb_FFFCFA_694x1000.jpg)