Contact

Have a question about an order, preorder, product, or anything else? We’re happy to help.

Customer Support Hours
9:00 AM - 5:00 PM PT

Response Time
We typically respond within 1 business day.

When contacting us about an existing order, please include your order number so we can assist you as quickly as possible.

Thank you for shopping with CastDiemonds - we appreciate your support!