Seiko Cal. 6635 - 809

The 6635-809 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6635 caliber with 27j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-251d3aac5d05]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1978

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