Seiko Cal. 7172 - 379

This Spring Drive model from 1977 features a 46mm PVD Black case. It features a Burgundy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-4393ee4995b8]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1977

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