Seiko Cal. 4494 - 631

The Seiko 4494-631 represents an important milestone in Seiko's 1973 lineup. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-54164ce9b60a]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1973

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