Seiko Cal. 5691 - 396

This Automatic model from 1985 features a 35mm Two-Tone case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-1002af505c34]

Also known as: Sumo, Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1985

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