Seiko Cal. 4431 - 353

This Spring Drive model from 1994 features a 37mm PVD Black case. It features a Silver dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-1dd1e5efa288]

Also known as: Sea Horse, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1994

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