Seiko Cal. 5280 - 384

Released in 1978, the Cal. 5280 with design code 384 was part of Seiko's domestic market collection. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-2ebd9329df62]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1978

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