Seiko Cal. 4551 - 678

This Quartz model from 1971 features a 39mm Gold-Plated case. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-5aabe89e762b]

Also known as: Helmet, Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1971

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