Seiko Cal. 4427 - 659

This Spring Drive model from 1970 features a 39mm PVD Black case. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-24b1a30ddae5]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1970

Related Models

• Seiko 4569-186
• Seiko 5218-687
• Seiko 4439-938
• Seiko 5655-278
• Seiko 6677-428
• Seiko 0718-776
• Seiko 7128-863
• Seiko 6157-892
• Seiko 6686-958
• Seiko 5668-267
• Seiko 4419-669
• Seiko 3899-876