Seiko Cal. 7020 - 308

This Quartz model from 1981 features a 40mm Stainless Steel case. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-33a1433c44f0]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1981

Related Models

• Seiko 5249-471
• Seiko 0756-413
• Seiko 4452-414
• Seiko 5641-140
• Seiko 6228-244
• Seiko 5295-508
• Seiko 6119-171
• Seiko 6251-735
• Seiko 7080-514
• Seiko 4534-697
• Seiko 6673-734
• Seiko 4492-912