Seiko Cal. 3878 - 981

Seiko 3878-981

This Quartz model from 1977 features a 43mm Titanium case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-f79bc83e3c4e]

Also known as: Sumo, Navigator

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
43mm
Case Thickness
13.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
120m
Dial Color
Navy
Jewels
29j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1977

Related Models

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