Seiko Cal. 3851 - 175

This Kinetic model from 1966 features a 46mm Titanium case. Powered by the 3851 caliber with 21j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-cc549b0fa33d]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1966

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