A man was subject to a serious assault in the early hours of Saturday 1 September on Princes Street.
Police were called to the scene at 3.50am and the injured man was taken to hospital.
A cordon was also placed around the pavement area between Sports Direct and Mountain Warehouse.
Part of the roadway was closed off while a full police investigation got under way.
Officers have now confirmed that a 16-year-old male has been arrested in connection with the incident.
He is due to appear before Edinburgh Sheriff Court on Monday 1st October.
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