Seiko Cal. 5284 - 431

Seiko 5284-431

The 5284-431 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5284 caliber with 25j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-acf1ddc2c713]

Also known as: UFO, Silverwave

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
11.6mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
25j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1988

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