Seiko Cal. 4445 - 633

This Automatic model from 1968 features a 34mm Stainless Steel case. It features a Green dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-0574adc66b97]

Also known as: Monster, Helmet

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1968

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