Seiko Cal. 4491 - 144

This Hand-Winding model from 1996 features a 41mm Titanium case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7ae6bc1ec74c]

Also known as: Helmet, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1996

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