Seiko Cal. 4481 - 640

This Solar model from 1986 features a 37mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-77db77d949e2]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1986

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