Seiko Cal. 6661 - 803

The Seiko 6661-803 represents an important milestone in Seiko's 1979 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-7e403ea0b9df]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1979

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