Seiko Cal. 6639 - 141

The Seiko 6639-141 represents an important milestone in Seiko's 1965 lineup. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-8a0cae3c33f2]

Also known as: Panda, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1965

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