Seiko Cal. 4480 - 543

This Spring Drive model from 1975 features a 37mm Stainless Steel case. It features a Cream dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-9963d7194ea2]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1975

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