Seiko Cal. 4498 - 747

This Hand-Winding model from 1970 features a 45mm Two-Tone case. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-dbaa7ff2fa19]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1970

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