Seiko Cal. 3877 - 413

This Hand-Winding model from 1978 features a 36mm PVD Black case. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-51602b6d2447]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1978

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