It's always easy to contact Moissanite.com! You can call, chat or email us at any time with any product or preorder related questions! We typically respond within one business day to email and requests made outside of our standard customer service hours (Monday-Friday 9:00 AM - 6:00 PM EST). Please note that due to the holiday weekend our office will be closing at 3pm on Friday 5/22/15 and will reopen Tues 5/26/15 at 9am. We will return all emails and calls upon return. Thank You and Happy Memorial Day!