Seiko Cal. 6639 - 457

The 6639-457 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-76c57b01ddd5]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1993

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