Seiko Cal. 5284 - 943

Released in 1977, the Cal. 5284 with design code 943 was part of Seiko's domestic market collection. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-80fdd32dd784]

Also known as: UFO, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1977

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