Seiko Cal. 6645 - 351

The Seiko 6645-351 represents an important milestone in Seiko's 1991 lineup. With its 19mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-5219d01d2817]

Also known as: Shogun, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1991

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