Seiko Cal. 6660 - 651

The Seiko 6660-651 represents an important milestone in Seiko's 1969 lineup. Powered by the 6660 caliber with 23j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-7437d66c527a]

Also known as: Navigator, Sea Horse

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1969

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