U+25C6 "◆" Black Diamond Unicode Character

Unicode Version 17.0

U+25C6 "◆" Black Diamond is a solid, filled geometric shape that represents a diamond or rhombus and belongs to the Geometric Shapes block, encoded in Unicode 1.1 in 1993. It is commonly used in digital typography as a decorative symbol or bullet point, in user interface design to indicate a special menu item or selection, and in mathematics or logic to denote a modal operator or the end of a proof. Its solid black form provides a strong visual contrast, making it useful for diagrams, lists, and icons where a simple, bold marking is needed.

General Properties

Code Point U+25C6
Version Added 1.1
Name Black Diamond
Block Geometric Shapes
General Category Other Symbol
Canonical Combining Class Not Reordered
Bidirectional Class Other Neutral

Encodings

HTML Decimal Encoding ◆
HTML Hex Encoding ◆
UTF-8 Encoding 0xE2 0x97 0x86
UTF-16 Encoding 0x25C6
UTF-32 Encoding 0x000025C6
C/C++/Java Escape \u25c6

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Ambiguous (Alphabetic or Ideographic)
East Asian Width Ambiguous
Script Common
Script Extensions Common
Indic Syllabic Category Other
Pattern Syntax Yes
Math Yes
Other Math Yes
Vertical Orientation Upright
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Other
Sentence Break Other