Seiko Cal. 5668 - 322

The Seiko 5668-322 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-785f3b4af172]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1977

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