Seiko Cal. 4471 - 378

The Seiko 4471-378 represents an important milestone in Seiko's 1993 lineup. Powered by the 4471 caliber with 21j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-51fcb05e7974]

Also known as: Helmet, Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1993

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