As we often discuss, Kate Middleton loves a high street hit as much as the rest of us. Whether it’s in her everyday wear, athleisure looks or sophisticated occasion wear, she’s usually rocking an affordable piece. That said, she is a duchess after all and sometimes opts for a bit of high end sparkle, such as her favourite Kiki McDonough diamond earrings, which will set you back a pretty penny if you follow her lead.