Seiko Cal. 5280 - 731

This Automatic model from 1993 features a 40mm Hardlex-Coated Steel case. With its 18mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-750a6ac60e2d]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1993

Related Models

• Seiko 0767-667
• Seiko 3866-147
• Seiko 3890-762
• Seiko 5263-513
• Seiko 7174-843
• Seiko 5619-691
• Seiko 7134-903
• Seiko 6326-633
• Seiko 6162-603
• Seiko 5640-972
• Seiko 6298-432
• Seiko 5633-522