Sony Dualshock 3 Wireless PS3 Controller: Official Sony Gamepad - Blue – Technocontrollers
PS4 'doesn't support' current-gen DualShock 3 controller, does support PS Move - Polygon
Buy Quality Dualshock 3 Parts and Replacements | iParts4U
I bought a sealed dualshock 3 and it's genuine (tested with MGS HD collection) so I figured maybe it can help you as a reference when looking for original ones online :
DualShock 3 PS3 controller Black (PS3) : Amazon.co.uk: PC & Video Games
Sony Playstation 3 Dualshock 3 Controller - Black UK | Ubuy
Gamehook Dualshock 3 Controller Adapter for Android Smartphones
PS3 Official Dual Shock 3 Controller Red | PS3 Controller - Baxtros
Sony Dualshock 3 Wireless PS3 Controller: Official Sony Gamepad - Silv – Technocontrollers
Genuine Sony Playstation 3 PS3 authentic OEM Dualshock 3 Sixaxis controller
PS3 Official Dual Shock 3 White Controller - CeX (UK): - Buy, Sell, Donate