Seiko Cal. 6650 - 827

Seiko 6650-827

The 6650-827 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6650 caliber with 23j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-3f2e79bd49ac]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
10.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Silver
Jewels
23j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1972

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