Seiko Cal. 7163 - 890

Seiko 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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