Seiko Cal. 6661 - 165

The Seiko 6661-165 represents an important milestone in Seiko's 1970 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-5b9107b61438]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1970

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