Rolex Caliber 1600
|Movement Type||Manual wind|
|Vibrations Per Hour||19,800|
|Features||Hours, minutes, seconds|
|Country of Manufacture||Switzerland|
The Rolex caliber 1600 was released in 1964. It was upgraded to have 19 jewels in the caliber 1601. The winding pinion, clutch wheel, and the stem are interchangeable. Currently known as the 1602 and found in manual wind Cellini models.