Seiko Cal. 7143 - 712

This Automatic model from 1970 features a 37mm PVD Black case. Powered by the 7143 caliber with 28j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-09cce3474620]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1970

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