Seiko Cal. 5613 - 748

This Hand-Winding model from 1970 features a 40mm Titanium case. With its 19mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-8f46705bb0b7]

Also known as: Shogun, Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1970

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