Seiko Cal. 5677 - 698

This Spring Drive model from 1982 features a 39mm Hardlex-Coated Steel case. With its 19mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-40d105f2e54b]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1982

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