A slim automatic movement cloning the ETA 2892-A2, notable for being 1mm thinner than the SW200-1 at just 3.6mm. Ideal for dress watches and slim designs. In 2020, Sellita upgraded the mainspring barrel (RDM Optimization Barrel) to increase power reserve from 42 to 56 hours. SW300-1 a has date, SW300-1 b is no-date. Forms the base for GMT and small seconds variants.
Movement Type
Automatic
Jewel Count
25 jewels
Power Reserve
56h
Frequency
28,800 vph (8 Hz)
Diameter
25.6mm
Height
3.6mm
Display Type
Analog
Rotor Type
bidirectional
Winding
ball bearing
Shock Protection
Novodiac or Incabloc
BRAND
SellitaTYPE
AutomaticSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
2003CALIBER FAMILY
SW300COUNTRY
SwitzerlandALSO KNOWN AS
