Seiko Cal. 5691 - 544

This Quartz model from 1980 features a 37mm Hardlex-Coated Steel case. Powered by the 5691 caliber with 32j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-041b5f9bb272]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1980

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