Seiko Cal. 0720 - 186

Seiko 0720-186

The 0720-186 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0720 caliber with 27j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-54a5f8a12504]

Also known as: Rally

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
14.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Silver
Jewels
27j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1977

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seikata-wm-54a5f8a12504