Seiko Cal. 4440 - 989

This Quartz model from 1975 features a 46mm Stainless Steel case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-f2ea1f3be770]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1975

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