Code point
U+29EA
Glyph appearance depends on your fonts.
U+29EA
SmU+29EA BLACK DIAMOND WITH DOWN ARROW is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Miscellaneous Mathematical Symbols-B block.
Choose the representation you need, then copy its value.
U+29EA
10730
⧪
⧪
E2 A7 AA
29EA
000029EA
%E2%A7%AA
\u29EA
\u29EA
\u29EA
\29EA