Seiko Cal. 4420 - 313

This Hand-Winding model from 1966 features a 44mm Stainless Steel case. It features a Navy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-2be387c45bb8]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1966

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