Seiko Cal. 6679 - 978

The 6679-978 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6679 caliber with 28j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-0f80e950fdf5]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1977

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