Seiko Cal. 3820 - 788

This Spring Drive model from 1971 features a 37mm Titanium case. With its 22mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-a402c12513ee]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

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