Seiko Cal. 7017 - 873

Seiko 7017-873

The 7017-873 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7017 caliber with 18j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-6a71cf7d1cfa]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
15.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Green
Jewels
18j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1969

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