Seiko Cal. 6172 - 317

This Spring Drive model from 1991 features a 35mm Gold-Plated case. It features a Green dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-ac86a7cd3f20]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1991

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