Seiko Cal. 4431 - 178

The Seiko 4431-178 represents an important milestone in Seiko's 1982 lineup. It features a Cream dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-4b02546e2177]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1982

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