Seiko Cal. 3877 - 401

This Hand-Winding model from 1971 features a 39mm Gold-Plated case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-8f58c70ef47c]

Also known as: Monster, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

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