Seiko Cal. 7143 - 225

The Seiko 7143-225 represents an important milestone in Seiko's 1984 lineup. Powered by the 7143 caliber with 17j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-b060f2a6f22a]

Also known as: Helmet, Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1984

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