Seiko Cal. 6642 - 902

The Seiko 6642-902 represents an important milestone in Seiko's 1967 lineup. Powered by the 6642 caliber with 20j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-e7c5221ded91]

Also known as: Shogun, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1967

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