Seiko Cal. 6660 - 958

The Seiko 6660-958 represents an important milestone in Seiko's 1975 lineup. Powered by the 6660 caliber with 20j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-9d54a5f9d680]

Also known as: Pogue, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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