Seiko Cal. 4575 - 608

This Spring Drive model from 1975 features a 37mm Hardlex-Coated Steel case. Powered by the 4575 caliber with 20j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-4db3f9987e2b]

Also known as: World Timer, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

Related Models

• Seiko 6210-148
• Seiko 5645-801
• Seiko 6656-341
• Seiko 0740-253
• Seiko 4537-626
• Seiko 7017-845
• Seiko 0751-127
• Seiko 5292-433
• Seiko 6144-392
• Seiko 7151-536
• Seiko 6233-105
• Seiko 7010-215