Seiko Cal. 4478 - 310

This Automatic model from 1979 features a 37mm PVD Black case. It features a Silver dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-b595996eccab]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1979

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