Seiko Cal. 6639 - 534

The 6639-534 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-96ea8767e364]

Also known as: Panda, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1973

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