Seiko Cal. 7170 - 631

This Spring Drive model from 1997 features a 46mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-94c6c7f767e3]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1997

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