Seiko Cal. 6644 - 259

This Quartz model from 1980 features a 36mm Hardlex-Coated Steel case. Powered by the 6644 caliber with 29j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-ca3e41cc9700]

Also known as: Bellmatic, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1980

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