Seiko Cal. 6660 - 940

Released in 1989, the Cal. 6660 with design code 940 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-c9a67fe354de]

Also known as: Helmet, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1989

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