Where can I see my available store credit balance? Head to your welcome page. Your credit will be listed at the bottom of the page. The total amount displayed will include all unused Dia&Co credit you’ve ever received, including gift cards, store credit, and referral credit. Related articles When do I receive my referral credit? How can I refer friends & family? How much referral credit can I earn? How can I delete or cancel my subscription? I wear a size 12—is this service for me?