Seiko Cal. 5639 - 291

Released in 1987, the Cal. 5639 with design code 291 was part of Seiko's domestic market collection. Powered by the 5639 caliber with 24j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-0665418953f9]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1987

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