Seiko Cal. 6678 - 613

The Seiko 6678-613 represents an important milestone in Seiko's 1977 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-857ac95fd78e]

Also known as: Tuna, Goldfeather

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1977

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