Seiko Cal. 3820 - 276

This Hand-Winding model from 1975 features a 43mm Titanium case. With its 19mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-7cef035480fb]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1975

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