Seiko Cal. 4418 - 290

This Spring Drive model from 1970 features a 40mm Gold-Plated case. It features a Cream dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-00a37bf338a7]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1970

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