Seiko Cal. 0720 - 573

This Quartz model from 1970 features a 40mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-d4e52198be96]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1970

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