Seiko Cal. 6661 - 335

The Seiko 6661-335 represents an important milestone in Seiko's 1972 lineup. Powered by the 6661 caliber with 25j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-814fec6cd5ee]

Also known as: Silverwave, Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1972

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