Seiko Cal. 6690 - 134

The 6690-134 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6690 caliber with 27j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-e8100741ade2]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1997

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