Our friends over at the great German site Marinesims.de have uncovered news of a collectors edition of SHIV priced at 54 euros the contents of the pack are not yet known.
Here's a story from down under that confirms a Collectors edition is on the cards (before you have a coronary please note that prices are New Zealand Dollars!)
http://www.gpstore.co.nz/News/Archive/4357.html