Seiko Cal. 6643 - 405

This Quartz model from 1997 features a 35mm PVD Black case. Powered by the 6643 caliber with 29j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-51af3d6b2a2c]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1997

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