Seiko Cal. 5640 - 260

The Seiko 5640-260 represents an important milestone in Seiko's 1984 lineup. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-5b4b5f287861]

Also known as: Panda, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1984

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