Seiko Cal. 4422 - 770

This Quartz model from 1991 features a 38mm Stainless Steel case. It features a Green dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-ed253e3737b6]

Also known as: Helmet, Rally

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1991

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