Dear phacharapon,
Thanks for contacting eBay today in regards to the Natural blue zircon 10x8mm 925 sterling silver ring, eBay item# 171985312748, you sold. My name is Ronald and I am a specialist for eBay's Resolution Center. I want to make sure you understand why the claim was closed, and where we go from here. Let me explain why the appeal cannot be granted today.
Your Buyer contacted you on 01/10 to inform you the item was not as described. They received wrong item. We allow our Sellers 3 business days to respond to their return requests before we are allowed to step in. If a Seller does not respond within this time frame, their customer will receive a full refund when they ask eBay to step in. This is what has happened in your situation and why your appeal cannot be granted today. We do not want our Buyers to feel helpless when a Seller in unwilling to work with them. In the future, please make sure you are responding to your return requests within 3 business days to not any take further loses.
You are more than welcome to reach out to your customer and ask them to return your item. I realize this situation must be frustrating, and I appreciate your understanding. Please let me know if you have any additional questions, as I want to make sure you completely understand this difficult situation.
I hope you have a better rest of your day, and thanks for choosing eBay!
Thanks,