Seiko Cal. 7150 - 487

This Spring Drive model from 1971 features a 37mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-66d69b305e5f]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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