Seiko Cal. 4490 - 790

Seiko 4490-790

The 4490-790 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-fc5511c2e8cd]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
10.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Burgundy
Jewels
29j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1990

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