Seiko Cal. 4578 - 410

The Seiko 4578-410 represents an important milestone in Seiko's 1984 lineup. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-993eba17b56c]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1984

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