Seiko Cal. 6667 - 684

Released in 1980, the Cal. 6667 with design code 684 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-8313abf33cb4]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1980

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