Seiko Cal. 0740 - 683

This Hand-Winding model from 1974 features a 38mm Two-Tone case. With its 22mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-5daab9881e5e]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1974

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