Seiko Cal. 5231 - 917

This Kinetic model from 1971 features a 40mm Titanium case. With its 19mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-fa6058a3b2b6]

Also known as: Panda

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1971

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