Seiko Cal. 5278 - 984

The Seiko 5278-984 represents an important milestone in Seiko's 1968 lineup. Powered by the 5278 caliber with 27j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-4238a9c4e25a]

Also known as: Turtle, Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1968

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