Seiko Cal. 4557 - 542

The Seiko 4557-542 represents an important milestone in Seiko's 1973 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-029084a2d90a]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1973

Related Models

• Seiko 7193-799
• Seiko 7197-894
• Seiko 5241-964
• Seiko 7142-237
• Seiko 6646-426
• Seiko 6175-570
• Seiko 3854-319
• Seiko 7015-710
• Seiko 6134-306
• Seiko 0754-814
• Seiko 7045-797
• Seiko 3834-798