====== Sinn 903 II ======

{{wst>image_cr|Sinn|903 St II}}
{{wst>image_cr|Sinn|903 St II G}}
{{wst>image_cr|Sinn|903 Ti II}}


**903 II** is a [[chronograph]] series from [[Sinn]].

This is a further development of the predecessor series **903**, again called “The Navigation Chronograph.” The **903 St II** model was named “Watch of the Year 2025” by the German magazine [[armbanduhren_uhrenzeitschrift|Armbanduhren]].

There are several versions available with different case materials and dial colors:

|903 St II|[[Steel]]|Black, electroplated, with [[sunburst finish]]|
|903 St II B E II|Steel|Blue, electroplated, with sunburst finish|
|903 St II G|Steel|Green, electroplated, with sunburst finish|
|903 St II A|Steel|Anthracite, electroplated, with sunburst finish| 
|903 Ti II Anniversary|[[Titanium]]|Dark blue, electroplated, with sunburst finish|
|903 St II HB|Steel|Light blue, electroplated, with sunburst finish|

<WRAP ud ud_mod>
**Movement:**
  * [[Automatic]] [[chronograph movement]] [[LJP L110]], 28,800 vph (4 Hz)
  * [[Column-wheel]] chronograph
  * 28 [[jewels]]
  * [[Power reserve]] min. 60 h

**Case:**
  * [[Stainless steel]], polished/[[satin-finished]]
  * Ø 41 mm, H 14.5 mm
  * Integrated rotating bezel with logarithmic scale
  * [[Sapphire crystal]], [[anti-reflective]] on both sides
  * [[Sapphire crystal]] case back, anti-reflective on the inside
  * [[Screw-down crown]]
  * [[Water-resistant]] to 20 atm, vacuum-resistant

**Dial:**
  * Electroplated, various colors depending on the model
  * “12” numeral and hour markers made of hybrid ceramic luminescent elements, applied by hand
  * Hour and minute hands made of hybrid ceramic luminescent elements

**Functions**
  * Hours, minutes, [[small seconds]] with [[stop-seconds]] 
  * Date
  * [[Chronograph]] 12-hour counter, 30-minute counter, 60-second counter 
  * Slider function

**Warranty:**
  * 2 years

**Price** (2026):
  * starting at €3,350
</WRAP>

{{tag>Watch_Models Automatic Chronographs Sinn_Models}}