Seiko Cal. 7171 - 899

The 7171-899 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-04362d47b8ff]

Also known as: Sumo, Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1992

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