Seiko Cal. 4474 - 446

This Spring Drive model from 1972 features a 34mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-e165ff46f073]

Also known as: Sumo, Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1972

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