Seiko Cal. 3817 - 638

This Kinetic model from 1981 features a 43mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-72a23fa9d506]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1981

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