Seiko Cal. 6635 - 251

The Seiko 6635-251 represents an important milestone in Seiko's 1985 lineup. Powered by the 6635 caliber with 27j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-cc8c7ef9f657]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1985

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