Seiko Cal. 5243 - 376

The Seiko 5243-376 represents an important milestone in Seiko's 1988 lineup. Powered by the 5243 caliber with 21j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-6f298b5ba3fd]

Also known as: Tuna, Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1988

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