Seiko Cal. 5284 - 901

This Hand-Winding model from 1969 features a 45mm Hardlex-Coated Steel case. Powered by the 5284 caliber with 30j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-e559c8b0165d]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1969

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