Seiko Cal. 4531 - 188

The 4531-188 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-17a5ce32dba7]

Also known as: Monster, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1965

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