Seiko Cal. 5280 - 439

The 5280-439 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5280 caliber with 25j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-644ee907247e]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1988

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