Seiko Cal. 7163 - 890

The 7163-890 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7163 caliber with 28j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-879fb8ee039e]

Also known as: Helmet, Navigator

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1999

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