Seiko Cal. 4478 - 385

The Seiko 4478-385 represents an important milestone in Seiko's 1978 lineup. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-ba9561a0ef51]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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