Seiko Cal. 4457 - 784

This Spring Drive model from 1983 features a 42mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-0882ddc6b717]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1983

Related Models

• Seiko 6673-784
• Seiko 4557-504
• Seiko 7017-220
• Seiko 4435-634
• Seiko 7176-489
• Seiko 6692-579
• Seiko 7199-593
• Seiko 7062-439
• Seiko 4479-985
• Seiko 7197-740
• Seiko 7158-954
• Seiko 5220-597