These will be between 2.25 and 2.75 inches with most of them being between 2.5 inches. These are golden as juveniles and sometimes have some red in the fins and belly. They will develop a widespread reddish-golden hue as they mature. We are always willing to try and sex our fish for a customer, but we do not guarantee it. All Discus are unique and the coloration/pattern of each can vary. The Discus you are purchasing is a juvenile. Discus will not show their full pattern and final coloration as in the picture until fully mature at around 5-6 inches.
Gallons needed per inch of Discus: 1.5 for 2", 2.5 for 3", 4 for 4", 6 for 5", 8 for 6"