Seiko Cal. 5639 - 203

The 5639-203 is a sought-after Solar piece from Seiko's golden era. Powered by the 5639 caliber with 20j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-2645549649d9]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1982

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