Seiko Cal. 5639 - 113

The 5639-113 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-dec7cd96c423]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1989

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