Seiko Cal. 4471 - 330

This Spring Drive model from 1978 features a 45mm Hardlex-Coated Steel case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-df700d32ff66]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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