Seiko Cal. 3879 - 720

Seiko 3879-720

This Spring Drive model from 1989 features a 39mm Stainless Steel case. Powered by the 3879 caliber with 35j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-68a561c649fc]

Also known as: Pogue, Goldfeather

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
11.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
White
Jewels
35j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1989

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