Seiko Cal. 5691 - 483

The Seiko 5691-483 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-33097a91055c]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1979

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