Seiko Cal. 5644 - 674

The Seiko 5644-674 represents an important milestone in Seiko's 1999 lineup. It features a Navy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-25836ca4373d]

Also known as: Monster, Pogue

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1999

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