Seiko Cal. 4520 - 738

This Kinetic model from 1990 features a 37mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-7d4ec07b04f4]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1990

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