Seiko Cal. 7020 - 857

Seiko 7020-857

The Seiko 7020-857 represents an important milestone in Seiko's 1981 lineup. Powered by the 7020 caliber with 26j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-ebac9c0386e8]

Also known as: Turtle, Navigator

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Black
Jewels
26j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1981

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seikata-wm-ebac9c0386e8