Seiko Cal. 5278 - 447

The 5278-447 is a sought-after Solar piece from Seiko's golden era. Powered by the 5278 caliber with 19j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-d7a194e9a13d]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1986

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