Seiko Cal. 3847 - 634

This Automatic model from 1968 features a 40mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-b69f8ed26641]

Also known as: Monster, UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

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