Seiko Cal. 7172 - 416

This Hand-Winding model from 1977 features a 41mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-a4c6797ebb25]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1977

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