Seiko Cal. 4528 - 947

The Seiko 4528-947 represents an important milestone in Seiko's 1966 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-b0432eb6df77]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1966

Related Models

• Seiko 4580-282
• Seiko 6351-165
• Seiko 7142-554
• Seiko 5677-347
• Seiko 4471-101
• Seiko 5269-928
• Seiko 6160-249
• Seiko 4592-473
• Seiko 4557-543
• Seiko 6371-442
• Seiko 5274-560
• Seiko 0745-488