The size of the these will be between 1.5 and 2.25 inches with most being right around 2 inches. Full coloration and pattern will not fully show until they are adults. As juveniles they have a beautiful gold-red coloration. At two inches, they are just starting two show their pattern and red coloration. As they mature the red coloration will become more vivid and deepen. The picture is of an adult. Juvenile coloration will vary. 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"