Seiko Cal. 4575 - 446

This Spring Drive model from 1990 features a 45mm Hardlex-Coated Steel case. With its 19mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-5b1ecb3ad660]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1990

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