Seiko Cal. 4533 - 242

The Seiko 4533-242 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-195732c33e78]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1971

Related Models

• Seiko 6652-408
• Seiko 5613-679
• Seiko 3842-485
• Seiko 6219-939
• Seiko 6296-517
• Seiko 0793-449
• Seiko 6166-189
• Seiko 4511-949
• Seiko 6670-948
• Seiko 7098-322
• Seiko 5222-923
• Seiko 7075-778