Seiko Cal. 7170 - 536

This Spring Drive model from 1977 features a 37mm Gold-Plated case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-d8c640747d16]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1977

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