Seiko Cal. 4555 - 393

The Seiko 4555-393 represents an important milestone in Seiko's 1971 lineup. Powered by the 4555 caliber with 29j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-55b82b27afce]

Also known as: World Timer, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1971

Related Models

• Seiko 7070-352
• Seiko 7169-913
• Seiko 6252-612
• Seiko 5659-997
• Seiko 6663-593
• Seiko 7119-772
• Seiko 7016-556
• Seiko 5610-380
• Seiko 0795-610
• Seiko 7081-318
• Seiko 7134-322
• Seiko 0720-904