Seiko Monster SRP307 w/ Super Engineer ii bracelet. Comes with original bracelet (mostly unused), box, and paperwork. $425 CONUS.
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Seiko 2nd Generation Black Monster (SRP307)

Water Resistance: 200 meters

Case Diameter: 43 mm

Case Material: Steel

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The Seiko 2nd Generation Black Monster (SRP307) is a watch model from the Seiko brand. The average price of a Seiko SRP307 on the private sales market is $405, while you can expect to pay $466 from a gray market dealer.

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