Seiko Cal. 5622 - 728

The Seiko 5622-728 represents an important milestone in Seiko's 1974 lineup. Powered by the 5622 caliber with 25j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-394aa517c306]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

Related Models

• Seiko 5689-954
• Seiko 6113-789
• Seiko 5673-501
• Seiko 7128-289
• Seiko 6377-103
• Seiko 3853-556
• Seiko 4592-743
• Seiko 5676-953
• Seiko 6662-485
• Seiko 7139-713
• Seiko 5299-477
• Seiko 4436-503