Women's long black dress size 6

Women's long black dress with high waist, vee neck and tone on tone fabric. It comes down to the ankle. Unfortunately the tag has been cut out but it fits like a size 6. Worn once on a cruise, excellent condition from a pet free and smoke free home. Pit to pit is 18, under breast is 17/empire waist, pit to bottom is 49, overall length is 55 inches.