Seiko Cal. 4556 - 231

Seiko 4556-231

This Quartz model from 1995 features a 37mm PVD Black case. Powered by the 4556 caliber with 19j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-02ec0eb5c728]

Also known as: Golden Tuna, Arnie

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
37mm
Case Thickness
9.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
White
Jewels
19j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1995

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