Seiko Cal. 5280 - 540

The 5280-540 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5280 caliber with 25j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-fc47903362a0]

Also known as: Helmet, Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1979

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