Hi, thanks for the suggestions. I took a look on eBay and found some good results like
http://www.ebay.co.uk/itm/Nintendo-3DS-Metallic-Red-including-a-charger-charging-doc-SD-card-and-case-/161593780917?pt=LH_DefaultDomain_3&hash=item259fbd6ab5
And probably the one I'm looking to get...