Seiko Cal. 6642 - 823

The Seiko 6642-823 represents an important milestone in Seiko's 1999 lineup. With its 19mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-405934ba8833]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1999

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