Seiko Cal. 6661 - 811

The Seiko 6661-811 represents an important milestone in Seiko's 1972 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-af90bc2c82e1]

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1972

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