Seiko Cal. 4551 - 850

This Automatic model from 1981 features a 42mm Two-Tone case. With its 20mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-566cddd21bf7]

Also known as: Rally, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1981

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