Seiko Cal. 6646 - 259

This Quartz model from 1981 features a 41mm Titanium case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-4c521f108e35]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1981

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