Seiko Cal. 7075 - 518

Seiko 7075-518

The Seiko 7075-518 represents an important milestone in Seiko's 1972 lineup. Powered by the 7075 caliber with 21j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-b7c6ad17b008]

Also known as: Helmet, UFO

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
50m
Dial Color
Black
Jewels
21j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1972

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