Seiko Cal. 6660 - 850

The Seiko 6660-850 represents an important milestone in Seiko's 1999 lineup. With its 21mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-f8c26526295c]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1999

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