Seiko Cal. 3837 - 637

Released in 1969, the Cal. 3837 with design code 637 was part of Seiko's domestic market collection. Powered by the 3837 caliber with 20j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-6593922fb451]

Also known as: Pogue, Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1969

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