Seiko Cal. 6679 - 815

The Seiko 6679-815 represents an important milestone in Seiko's 1975 lineup. It features a Cream dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-aea60d7d5baa]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1975

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