Seiko Cal. 6644 - 815

This Quartz model from 1976 features a 41mm PVD Black case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-596805f883e7]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1976

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