Seiko Cal. 6663 - 107

The Seiko 6663-107 represents an important milestone in Seiko's 1972 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-e08d6617079c]

Also known as: Shogun, Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1972

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