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 104, 105 and 240.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
26 jewels
Frequency
28,800 vph (4 Hz)
Display Type
Analog
COMPLICATIONS
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
2015BASED ON
Sellita SW220-1CALIBER FAMILY
SWALSO KNOWN AS
FOR WATCH DEALERS
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Watches with this movement
Sinn Spezialuhren
104 St Sa I
104.010
Sinn Spezialuhren
104 St Sa A
104.011
Sinn Spezialuhren
104 St Sa A B E
104.0112
Sinn Spezialuhren
104 St Sa I W
104.012
Sinn Spezialuhren
104 St Sa I B
104.013
Sinn Spezialuhren
104 St Sa I MG
104.0131
Sinn Spezialuhren
104 St Sa I A
104.014
Sinn Spezialuhren
104 St Sa I LÖWEN FRANKFURT
104.0161
Sinn Spezialuhren
104 St Sa I ES
104.0162
Sinn Spezialuhren
105 St Sa
105.010
Sinn Spezialuhren
105 St Sa W
105.011
Sinn Spezialuhren
240 St
240.010
Sinn Spezialuhren
240 St GZ
240.011
Sinn Spezialuhren
240 C
240.021