A frequent question on our site as this is a common problem. In order to retrieve your unique combination, you must contact Sentry directly as they will be the only ones that will have it on file. Nobody on our site nor anybody else would have your unique combination as this is for safety concerns. Otherwise someone could break into your safe and take what is inside.
Follow the simple directions on the link provided below:
I hope that my assistance with offering the information provided by Sentry will get your safe open asap. If you could take a moment to rate my answer so that I know my help was useful and allow me to assist other customers.