Seiko Cal. 6662 - 686

The 6662-686 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6662 caliber with 30j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-ad76c6cd6eaf]

Also known as: Rally, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1971

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