Seiko Cal. 3881 - 681

Seiko 3881-681

This Quartz model from 1977 features a 46mm Hardlex-Coated Steel case. Powered by the 3881 caliber with 29j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-392a984f4590]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
14.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Green
Jewels
29j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1977

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seikata-wm-392a984f4590