Seiko Cal. 6310 - 741

This Kinetic model from 1987 features a 42mm Titanium case. With its 21mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-7116adf8c28b]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1987

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