Seiko Cal. 3881 - 629

The 3881-629 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-82d0ca85ab0a]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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