Seiko Cal. 6639 - 455

Released in 1969, the Cal. 6639 with design code 455 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-a6ba785df0e8]

Also known as: Panda

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1969

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