Seiko Cal. 4456 - 630

The Seiko 4456-630 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-3592b6b48b8b]

Also known as: Silverwave, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1969

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