Code point
U+1D6C1
Glyph appearance depends on your fonts.
U+1D6C1
Sm<font> 2207U+1D6C1 MATHEMATICAL BOLD NABLA is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Mathematical Alphanumeric Symbols block.
Choose the representation you need, then copy its value.
U+1D6C1
120513
𝛁
𝛁
F0 9D 9B 81
D835 DEC1
0001D6C1
%F0%9D%9B%81
\U0001D6C1
\u{1D6C1}
\uD835\uDEC1
\1D6C1