Seiko Cal. 5656 - 111

This Quartz model from 1965 features a 42mm Titanium case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-aa608991f5c7]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1965

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