Seiko Cal. 5291 - 780

Seiko 5291-780

The 5291-780 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5291 caliber with 30j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-e15239ccc15e]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
13.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1965

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