Seiko Cal. 4448 - 911

Seiko 4448-911

The 4448-911 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4448 caliber with 24j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-76b0a2a6a6d8]

Also known as: Navigator

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
39mm
Case Thickness
8.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1971

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