Seiko Cal. 5631 - 708

The 5631-708 is a sought-after Kinetic piece from Seiko's golden era. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-38333765584f]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1988

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