Seiko Cal. 4566 - 634

Released in 1991, the Cal. 4566 with design code 634 was part of Seiko's domestic market collection. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-de2dc5510d4f]

Also known as: Samurai, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1991

Related Models

• Seiko 5238-628
• Seiko 0765-699
• Seiko 4480-976
• Seiko 4462-234
• Seiko 5257-834
• Seiko 0762-172
• Seiko 6139-772
• Seiko 5240-582
• Seiko 6293-519
• Seiko 6639-611
• Seiko 7057-724
• Seiko 5239-713