Code point
U+2BDE
Glyph appearance depends on your fonts.
U+2BDE
SoU+2BDE BLACK DIAMOND ON CROSS is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Miscellaneous Symbols and Arrows block.
Choose the representation you need, then copy its value.
U+2BDE
11230
⯞
⯞
E2 AF 9E
2BDE
00002BDE
%E2%AF%9E
\u2BDE
\u2BDE
\u2BDE
\2BDE