Seiko Cal. 4491 - 643

The Seiko 4491-643 represents an important milestone in Seiko's 1980 lineup. It features a White dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-55e8fb664e6b]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1980

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