Seiko Cal. 3861 - 850

The 3861-850 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-cc6be80a7633]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1986

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