Family: SW
The SW220-1 is an automatic GMT movement modified by Sinn Spezialuhren, based on the Sellita SW220-1. Introduced in 2015, it features the brand's Ar-dehumidifying technology, Tegiment hardening treatment, and DIAPAL low-friction escapement. The movement remains in production and powers the 857 UTC and 857 UTC TESTAF watches.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Display Type
Analog
COMPLICATIONS
GMT
More Sinn Spezialuhren movements
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
2015BASED ON
Sellita SW220-1CALIBER FAMILY
SWALSO KNOWN AS
sellita sw220-1 gmt
FOR WATCH DEALERS
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