Seiko Cal. 6663 - 401

The Seiko 6663-401 represents an important milestone in Seiko's 1966 lineup. Powered by the 6663 caliber with 36j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-37de47faa032]

Also known as: Shogun, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1966

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