Seiko Cal. 3820 - 807

This Spring Drive model from 1975 features a 43mm PVD Black case. With its 19mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-50b95a8147df]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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