Seiko Cal. 5637 - 841

The 5637-841 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-91dd2e7bb4c1]

Also known as: Emperor, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1984

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