Seiko Cal. 6640 - 896

The Seiko 6640-896 represents an important milestone in Seiko's 1988 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-6e73aae68395]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1988

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