Seiko Cal. 4451 - 920

This Hand-Winding model from 1984 features a 36mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-ad9a4a93f87d]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1984

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