Seiko Cal. 4518 - 653

This Spring Drive model from 1976 features a 44mm Titanium case. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-ce1501ccb2ce]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1976

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