Seiko Cal. 4420 - 337

This Spring Drive model from 1994 features a 37mm Titanium case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-41d917ca4aa6]

Also known as: Shogun, Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1994

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