Seiko Cal. 4542 - 183

This Spring Drive model from 1968 features a 35mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-81c83838b7a6]

Also known as: Rally, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1968

Related Models

• Seiko 6325-754
• Seiko 6629-764
• Seiko 7050-537
• Seiko 3853-464
• Seiko 0751-478
• Seiko 6275-193
• Seiko 5672-445
• Seiko 5254-422
• Seiko 6174-473
• Seiko 0732-684
• Seiko 7111-736
• Seiko 6231-542