Ralph Lauren offers its Ralph Lauren Home Queen Shanghai Luxe Duvet in Cream for $335.30. Coupon code "BZRFS8367" bags free shipping. That's $460 off and the lowest total price we could find. Sales tax is added where applicable. It features 600 thread count.

Of note, it's also available in King for $377.30 with free shipping via the above coupon. That's $518 off and another low.