Seiko Cal. 6667 - 660

The 6667-660 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-af145240bbca]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1972

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