Seiko Cal. 3879 - 947

This Automatic model from 1970 features a 38mm Gold-Plated case. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-3a7050401b6d]

Also known as: Rally, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1970

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