Seiko Cal. 3884 - 394

This Hand-Winding model from 1974 features a 40mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-ff7752e9848e]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1974

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