Seiko Cal. 3899 - 634

This Kinetic model from 1990 features a 34mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-c6d2a51b31b3]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1990

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