Seiko Cal. 6639 - 173

This Spring Drive model from 1972 features a 36mm Stainless Steel case. With its 20mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-89dfef894db9]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1972

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