Seiko Cal. 5633 - 457

This Spring Drive model from 1968 features a 45mm Hardlex-Coated Steel case. It features a Cream dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-b1d750dca7c6]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1968

Related Models

• Seiko 5653-337
• Seiko 5636-388
• Seiko 4531-633
• Seiko 6633-221
• Seiko 6216-517
• Seiko 0744-260
• Seiko 5210-790
• Seiko 4415-947
• Seiko 3884-700
• Seiko 6692-583
• Seiko 6210-335
• Seiko 7123-262