|Winding:||Automatic, Central Rotor Automatic Winding|
|Diameter:||25.60 mm (11.5 ligne)|
|Complications:||Date, Day, Instant Date Change, Instant Day Change, Quick Date Correction|
|Hands:||Central Hour Hand, Central Minute Hand, Central Seconds Hand, Date Window at 3:00, Day Window at 3:00|
|Distinguishing Technical Characteristics|
|Production: 1993 – 2001|
Cal. 2846 was a cost-reduced version of ETA 2828 produced for Swatch but also offered to other manufacturers. Production began in the 1990s and ended after 2001.