Seiko Cal. 7170 - 701

The 7170-701 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-b84c86253fce]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1968

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