====== RR1801 ======
**RR1801** is a watch calibre by [[Ball Watch Company]].

It is an [[automatic]] mechanical movement based on the [[ETA 2892]]. Complications are hours, minutes, sweep seconds, date and moon phase, and [[power reserve]] is 42 hours.


<WRAP ud ud_mov>

**Description:**
  * [[Self-winding]] movement

**Functions:**
  * Hours, minutes, sweep seconds, date and moon phase

**Data:**
  * Ø 25.6 mm, H 5.05 mm
  * 25 [[Jewels]] 
  * 28,800 A/h
</WRAP>

{{tag>Movements Automatic_movements Ball_calibres}}