Seiko Cal. 6644 - 153

This Quartz model from 1991 features a 43mm Hardlex-Coated Steel case. Powered by the 6644 caliber with 27j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-d7c7d3ac850f]

Also known as: Bullhead, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1991

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