|Winding:||Automatic, Bi-Directional Automatic Winding|
|Diameter:||25.60 mm (11.5 ligne)|
|Complications:||Date, Day, Hacking Seconds, Quick Date Correction|
|Hands:||Central Hour Hand, Central Minute Hand, Central Seconds Hand|
|Production: 2004 –|
Calibre SW220-1 supports bi-directional winding.
Many manufacturers base their movements on the Sellita SW200-1. Similar movements that vary only in decoration include Oris 735 and 751 and TAG Heuer Calibre 5 Daydate Link. Movements based on the SW200-1 with modules or more modifications include Mühle SW 220-1, Oris 743, 745, 747, 748, and 752.Images are taken from official publications and are used here for commentary and educational purposes. Copyright is held by the original owner as noted.