Seiko Cal. 4472 - 633

The Seiko 4472-633 represents an important milestone in Seiko's 1976 lineup. Powered by the 4472 caliber with 25j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-aec7057caceb]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1976

Related Models

• Seiko 6211-118
• Seiko 4464-790
• Seiko 5682-447
• Seiko 7041-657
• Seiko 7177-238
• Seiko 7068-598
• Seiko 6210-939
• Seiko 7015-386
• Seiko 4489-453
• Seiko 4528-227
• Seiko 4568-410
• Seiko 7090-660