Seiko Cal. 4439 - 690

The 4439-690 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-e3a960d0f198]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1983

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