Cops hunting hooker who stole $500,000 in diamonds from gem trader

Detectives are hunting for the hooker (pictured above) who ripped off over $500,000 in baubles from a hapless gem trader after he fell asleep in a Tribeca hotel room. The sticky-fingered prostitute, Erika Cooper, 34, of Manhattan, had initially met Kurt Kaiser, 47, in the Whiskey Bar on Central…