Seiko Cal. 5278 - 301

The 5278-301 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5278 caliber with 26j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-9860123ae536]

Also known as: Shogun, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1996

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