Seiko Cal. 3855 - 943

Seiko 3855-943

This Quartz model from 1989 features a 37mm Stainless Steel case. Powered by the 3855 caliber with 22j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-c69a5126d9f0]

Also known as: Sumo, Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Black
Jewels
22j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1989

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