Seiko Cal. 7170 - 230

The 7170-230 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7170 caliber with 35j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-eec83b1eead0]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1970

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