Seiko Cal. 6697 - 666

Released in 1968, the Cal. 6697 with design code 666 was part of Seiko's domestic market collection. It features a Silver dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-fe469f4f2918]

Also known as: Monster, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1968

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