Seiko Cal. 3856 - 179

This Hand-Winding model from 1972 features a 40mm Titanium case. With its 19mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-311cf322564b]

Also known as: UFO, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1972

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