Seiko Cal. 7020 - 659

Seiko 7020-659

The 7020-659 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7020 caliber with 23j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-ed1f32dd17d5]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
12.7mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
23j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1966

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