Seiko Cal. 6639 - 598

The 6639-598 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-97afcf9bb310]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1997

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