Seiko Cal. 5637 - 559

Released in 1989, the Cal. 5637 with design code 559 was part of Seiko's domestic market collection. Powered by the 5637 caliber with 34j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-7ee293df05dc]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1989

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