Seiko Cal. 6630 - 538

This Kinetic model from 1975 features a 38mm Titanium case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-652152b7efac]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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