Seiko Cal. 4578 - 185

The Seiko 4578-185 represents an important milestone in Seiko's 1969 lineup. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-e2902ecfa918]

Also known as: Shogun, Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1969

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