Seiko Cal. 4471 - 150

The Seiko 4471-150 represents an important milestone in Seiko's 1969 lineup. Powered by the 4471 caliber with 28j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-574dccd93641]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1969

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