Seiko Cal. 5284 - 745

The Seiko 5284-745 represents an important milestone in Seiko's 1974 lineup. Powered by the 5284 caliber with 33j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-be891d73f660]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1974

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