Sinn Watches - 104 St Sa I B – the classic pilot watch with dark blue dial. This series has a clearly structured look which makes it easy to read the time,
![Sinn Debuts Two New Limited Editions: A Bright Blue 104, and an Update to a Classic Chrono - Worn & Wound Sinn Debuts Two New Limited Editions: A Bright Blue 104, and an Update to a Classic Chrono - Worn & Wound](https://wornandwound.com/library/uploads/2020/02/Sinn-158-and-104-Blue-LE-2.jpg)
Sinn Debuts Two New Limited Editions: A Bright Blue 104, and an Update to a Classic Chrono - Worn & Wound
![Introducing New Colorways in the Sinn 104 and U1 Collections | WatchTime - USA's No.1 Watch Magazine Introducing New Colorways in the Sinn 104 and U1 Collections | WatchTime - USA's No.1 Watch Magazine](https://www.watchtime.com/wp-content/uploads/2018/10/SINN_U1B_K_CMYK-e1540243802783.jpg)