Seiko Cal. 4474 - 728

The Seiko 4474-728 represents an important milestone in Seiko's 1967 lineup. Powered by the 4474 caliber with 27j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-ae27c6e3f186]

Also known as: Tuna, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1967

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