Seiko Cal. 3877 - 803

The Seiko 3877-803 represents an important milestone in Seiko's 1973 lineup. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-062575bf020a]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1973

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