When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I don't think the guys at Gemsen would appreciate people talking about the 'cost' of products - that is strictly confidential information and it would be a shame for a retailer to loose the line because someone broke that confidentiality.