Seiko Cal. 6637 - 426

This Quartz model from 1975 features a 45mm Hardlex-Coated Steel case. Powered by the 6637 caliber with 23j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-295d4081f32c]

Also known as: Pogue, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1975

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