Seiko Cal. 6660 - 709

The Seiko 6660-709 represents an important milestone in Seiko's 1989 lineup. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-aa71bb7078d8]

Also known as: Turtle, Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1989

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