Seiko Cal. 4531 - 930

Seiko 4531-930

The 4531-930 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5990260f2028]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
White
Jewels
35j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1990

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seikata-wm-5990260f2028