Seiko Cal. 5677 - 270

This Hand-Winding model from 1980 features a 39mm Two-Tone case. With its 21mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-206a1cc95dfa]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1980

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