Seiko Cal. 4420 - 784

The Seiko 4420-784 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-7d09c4e8a6a0]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1985

Related Models

• Seiko 7156-891
• Seiko 5290-899
• Seiko 7028-311
• Seiko 6171-576
• Seiko 5648-562
• Seiko 6184-287
• Seiko 4480-174
• Seiko 3850-897
• Seiko 6151-960
• Seiko 6170-726
• Seiko 6277-913
• Seiko 0782-610