Furnished Apartments For Rent In Diamond Bar Ca . Waterfront homes in diamond bar; A rental apartment unit in this town costs you from $596 to $3,170. 21481 Cold Spring Ln, Diamond Bar, CA 91765 from www.realtor.com The average home rent in this city is $2,376. 2537 crooked creek dr, diamond bar, ca 91765. Rent.com® offers 16 furnished apartments for rent in diamond bar, ca neighborhoods.