Seiko Cal. 6635 - 410

The Seiko 6635-410 represents an important milestone in Seiko's 1969 lineup. Powered by the 6635 caliber with 21j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-21c9c4195c9e]

Also known as: Pogue, Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1969

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