Seiko Cal. 4487 - 833

The 4487-833 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-e9c0f922462f]

Also known as: Rally, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1967

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