Seiko Cal. 3858 - 242

This Spring Drive model from 1978 features a 46mm Stainless Steel case. It features a Cream dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-c4893fa22944]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1978

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