Seiko Cal. 6681 - 497

The 6681-497 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6681 caliber with 23j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-93d0ae51d2e3]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1988

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