Seiko Cal. 0720 - 535

The Seiko 0720-535 represents an important milestone in Seiko's 1984 lineup. With its 21mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-b29a95d1181c]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1984

Related Models

• Seiko 3815-716
• Seiko 6644-821
• Seiko 0747-274
• Seiko 5270-933
• Seiko 6659-776
• Seiko 6336-611
• Seiko 7183-805
• Seiko 7025-217
• Seiko 6253-469
• Seiko 6116-232
• Seiko 6378-175
• Seiko 7039-885