Seiko Cal. 5280 - 381

The Seiko 5280-381 represents an important milestone in Seiko's 1987 lineup. Powered by the 5280 caliber with 33j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-c20238778ace]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1987

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