Seiko Cal. 5284 - 478

Seiko 5284-478

The 5284-478 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5284 caliber with 32j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-72a0a2787a8f]

Also known as: Tuna, UFO

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
10.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
130m
Dial Color
White
Jewels
32j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1992

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