Seiko Cal. 7166 - 638

Seiko 7166-638

The 7166-638 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7166 caliber with 32j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-734c6cc6fb97]

Also known as: UFO

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
45mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1977

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