Seiko Cal. 4550 - 909

This Automatic model from 1984 features a 45mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-e1fa14b911a5]

Also known as: Monster, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1984

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