Seiko Cal. 4483 - 733

This Spring Drive model from 1970 features a 34mm PVD Black case. With its 20mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-6938cb36fd80]

Also known as: Sumo, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1970

Related Models

• Seiko 5257-949
• Seiko 6695-591
• Seiko 6152-685
• Seiko 6365-796
• Seiko 0769-422
• Seiko 6216-109
• Seiko 7017-336
• Seiko 3892-225
• Seiko 7048-703
• Seiko 7172-423
• Seiko 6610-278
• Seiko 3854-737