Seiko Cal. 7143 - 566

This Hand-Winding model from 1966 features a 44mm Stainless Steel case. Powered by the 7143 caliber with 19j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-59cdc9e8dfec]

Also known as: Monster, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1966

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