Seiko Cal. 4578 - 387

The Seiko 4578-387 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c2d3e5a67ae4]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1980

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