Sony PlayStation 3 Dualshock 3 Game Pad PS3 Wireless Bluetooth Controller (Black) - Custom Game Case
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Wireless SixAxis Dual Shock 3 Controller - PlayStation 3 (Original) | Best New & Retro Video Games | Consoles | Accessories
Sixaxis - Wikipedia
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Original PlayStation 3 Wireless Controller - Color For Sale | DKOldies
Wireless SixAxis Dual Shock 3 Controller - PlayStation 3 (Original) | Best New & Retro Video Games | Consoles | Accessories
Official Genuine Sony Playstation 3 - DualShock 3 Controller - Multiple Colours | eBay
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 :