Seiko Cal. 5691 - 270

This Automatic model from 1989 features a 42mm Two-Tone case. It features a Silver dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-c41bda4ceacb]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1989

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