Seiko Cal. 4431 - 435

The Seiko 4431-435 represents an important milestone in Seiko's 1988 lineup. With its 18mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-4dd29a64578b]

Also known as: Sea Horse, Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1988

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