Seiko Cal. 4491 - 737

The Seiko 4491-737 represents an important milestone in Seiko's 1992 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-49ea077a7a38]

Also known as: Shogun, Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1992

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