Seiko Cal. 6660 - 987

The Seiko 6660-987 represents an important milestone in Seiko's 1996 lineup. Powered by the 6660 caliber with 18j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-fcf869dce7fe]

Also known as: Sea Horse, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1996

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