Kohl's offers the 1-tcw Diamond Solitaire Ring in Yellow Gold (pictured) or White Gold bundled with $130 Kohl's Cash for $679.99 with free shipping via the instructions below. Assuming you'll use the Kohl's Cash, that's the lowest total price we could find for a 14-karat gold 1-tcw diamond solitaire ring by $450. Sales tax is added where applicable. This ring features 14-karat gold and is available in size 5 to 9. To get it:
  1. View the 1-tcw Diamond Solitaire Ring for $999.99
  2. add it to your cart to cut it to $849.99
  3. apply coupon card "HEART" for a final price of $679.99

Of note, if you want this item to arrive on or before Valentine's Day, you'll have to pay an additional $109.95 for priority air shipping.