ETA 2789 Compatible Mainspring

Generale Ressorts Swiss-made mainspring compatible with ETA 2789 (automatic)

Height: 1.45mm
Thickness: 0.12mm
Length: 440mm
Barrel Diameter: 11mm

Genuine Generale Ressorts high-quality Swiss-made mainspring

If you're servicing an ETA 2789 movement, you want to use a high-quality mainspring from a reputable manufacturer. Why take chances with a no-name mainspring that might cause fitment issues with the arbor or barrel, or which might not provide a strong amplitude? Generale Ressorts, of Switzerland, is the highest-quality maker of aftermarket mainsprings. 

Amplitude Watch Parts ships from the USA, so there's no need to worry about long shipping delays or tariffs. 

Compatible With: ETA 2789

Manufacturer Part Number:M65691

Type: Automatic

Height: 1.45mm
Thickness: 0.12mm
Length: 440mm
Barrel Diameter: 11mm