Seiko Cal. 4422 - 493

The Seiko 4422-493 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-7ae7103ccf60]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1978

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