Seiko Cal. 7020 - 774

This Spring Drive model from 1983 features a 43mm PVD Black case. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-1877c5c272d4]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1983

Related Models

• Seiko 7150-898
• Seiko 4498-681
• Seiko 5232-914
• Seiko 6623-584
• Seiko 6157-900
• Seiko 6396-813
• Seiko 7085-903
• Seiko 6168-706
• Seiko 7015-408
• Seiko 5296-997
• Seiko 6395-176
• Seiko 6328-712