Seiko Cal. 6639 - 887

The 6639-887 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-4ff73191fbfa]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1972

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