Seiko Cal. 4427 - 531

This Automatic model from 1986 features a 40mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-55341d550caa]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1986

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