This is a national flag from Diego Garcia, the largest and southernmost coral island in the Chagos Archipelago in the central Indian Ocean, which is a part of british indian ocean territory. The flag surface is depicted by blue and white wavy stripes, which are horizontal and transverse. There is a British flag in the upper left corner of the flag; On the lower right is a palm tree with a golden crown on its trunk.
This emoji is usually used to represent Diego Garcia. Palm trees and crowns are depicted on most platforms, except the OpenMoji platform. The right side of the platform banner shows pure blue and white wavy lines, and the interval between the stripes is finer than that of other platforms, and a black frame is outlined around the banner.