Seiko Cal. 4490 - 674

Seiko 4490-674

The 4490-674 is a sought-after Solar piece from Seiko's golden era. Powered by the 4490 caliber with 30j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-aece30a7ffac]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
39mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Black
Jewels
30j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1978

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