Family: SWBased on Sellita SW220-1
The SW220-1 TESTAF is an automatic GMT movement manufactured by Sinn Spezialuhren. Based on the Sellita SW220-1, it received TESTAF certification in 2016, meeting the organization's standards for pilot's watches. The movement powers the 857 UTC TESTAF and remains in production.
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Display Type
Analog
COMPLICATIONS
GMT
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
2016BASED ON
Sellita SW220-1CALIBER FAMILY
SWFOR WATCH DEALERS
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