Seiko Cal. 5654 - 607

This Automatic model from 1980 features a 41mm Titanium case. With its 18mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-a631c7f594e9]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1980

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