Seiko Cal. 7028 - 308

The Seiko 7028-308 represents an important milestone in Seiko's 1971 lineup. Powered by the 7028 caliber with 30j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-be7b3a3d0ce4]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1971

Related Models

• Seiko 5217-279
• Seiko 6116-590
• Seiko 7060-130
• Seiko 4535-690
• Seiko 7072-388
• Seiko 5214-442
• Seiko 4575-747
• Seiko 5699-215
• Seiko 5295-587
• Seiko 5674-884
• Seiko 3859-594
• Seiko 5632-766