Sears offers the Serta Perfect Sleeper Brightview Pillow Top Queen Mattress, model no. 104353-350, for $638.99. Coupon code "SEARS5OFF50" cuts it to $633.99. With free shipping, that's $1,066 off list and the lowest total price we could find for this mattress. It features Serta Pillowsoft foam and Fireblocker fiber. Deal ends August 2.

Of note, Shop Your Way Rewards members will earn a Sears credit with this purchase and may be eligible for additional credits and discounts.