Seiko Cal. 5278 - 399

The 5278-399 is a sought-after Solar piece from Seiko's golden era. Powered by the 5278 caliber with 28j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-711adffa154a]

Also known as: Turtle, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1972

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