Seiko Cal. 4578 - 438

The Seiko 4578-438 represents an important milestone in Seiko's 1986 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-c172ed2df91d]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1986

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