Seiko Cal. 3858 - 102

This Hand-Winding model from 1981 features a 39mm Titanium case. Powered by the 3858 caliber with 30j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-487ae1ae6573]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1981

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