Seiko Cal. 3881 - 793

This Spring Drive model from 1978 features a 38mm PVD Black case. Powered by the 3881 caliber with 35j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-ffbbd7718071]

Also known as: Monster, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1978

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