Seiko Cal. 5284 - 572

Seiko 5284-572

The 5284-572 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5284 caliber with 33j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-043ee647d31d]

Also known as: Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
13.4mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
33j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1973

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seikata-wm-043ee647d31d