Seiko Cal. 4571 - 663

Seiko 4571-663

The 4571-663 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4571 caliber with 28j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-04233ba9aece]

Also known as: UFO, Flighty

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
35mm
Case Thickness
11.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1981

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seikata-wm-04233ba9aece