Seiko Cal. 5623 - 444

This Spring Drive model from 1989 features a 39mm Titanium case. With its 19mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-c929ca7dda47]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1989

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