Seiko Cal. 4580 - 877

This Automatic model from 1975 features a 43mm Hardlex-Coated Steel case. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-d8afe8abf1fd]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1975

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