Seiko Cal. 3871 - 290

Seiko 3871-290

This Hand-Winding model from 1992 features a 42mm Stainless Steel case. Powered by the 3871 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-f975d5c5b59e]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
200m
Dial Color
White
Jewels
21j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1992

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