Seiko Cal. 3851 - 391

This Kinetic model from 1999 features a 42mm Titanium case. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-7e568067ccb2]

Also known as: Sumo, World Timer

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1999

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