Seiko Cal. 5278 - 722

The Seiko 5278-722 represents an important milestone in Seiko's 1995 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-17e88e5edb70]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1995

Related Models

• Seiko 6294-655
• Seiko 3856-670
• Seiko 6616-337
• Seiko 7062-988
• Seiko 6132-327
• Seiko 5260-589
• Seiko 4554-588
• Seiko 6346-735
• Seiko 7191-788
• Seiko 4473-602
• Seiko 0766-933
• Seiko 7050-139