Seiko Cal. 5623 - 101

The Seiko 5623-101 represents an important milestone in Seiko's 1974 lineup. With its 19mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-7d1a3335848d]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1974

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