Seiko Cal. 6221 - 901

Seiko 6221-901

The 6221-901 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6221 caliber with 27j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-9f990ff88b3d]

Also known as: Helmet, UFO

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
11.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Champagne
Jewels
27j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1979

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