Seiko Cal. 4578 - 217

This Quartz model from 1977 features a 42mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-2462010dd51b]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1977

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