Seiko Cal. 3881 - 156

Seiko 3881-156

The 3881-156 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-0cd2196771a0]

Also known as: Turtle, Helmet

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
160m
Dial Color
Black
Jewels
36j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1979

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