The Apple Store offers a selection of factory-refurbished, iPad with Retina Display models, with deals starting at $529 with free shipping. They're tied with our mention from a month ago and many are at the lowest total price we've seen for models with an Apple warranty. (Each carries a 1-year Apple warranty, the same as new units.) The deals:

• Refurb iPad with Retina Display 64GB WiFi in Black or White for $529
• refurb iPad with Retina Display 32GB WiFi + 4G for Verizon in Black or White for $559
• refurb iPad with Retina Display 64GB WiFi + 4G for Verizon in Black or White for $649
• see all discounted refurbished Apple iPad with Retina Displays at The Apple Store