Seiko Cal. 4490 - 937

Seiko 4490-937

The 4490-937 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-3052e9bea77e]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
40mm
Case Thickness
9.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Navy
Jewels
22j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1974

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