# Traits documentation
NatDiamonds supply is 26208 as of block 832700. Frequency for each trait is a snapshot in time, and will change as new Bitcoin blocks containing the hex bits pattern "**21**" are introduced.
Every **NatDiamond** is unique.
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The distribution according to symmetry is the following :
**Pattern Set "100% symmetry score"** Freq 0.1% (colored and blinking in a synchronous way)
**Pattern Set ">66% symmetry score"** Freq 2.74% (colored and blinking async)
**Pattern Set ">33% symmetry score"** Freq 24.4% (colored and blinking more `async`)
**Pattern Set ">=0% symmetry score + at least one even digit"** Freq 44.2% (colored not blinking)
**Pattern Set ">=0% symmetry score + zero even digits"** Freq 28.5% (wireframed)
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Special traits are traits that are **not found in every NatDiamond**.
**Pattern Set "Contains 666"** Frequency 0.21% - Black Horns
**Pattern Set "Contains 3 times 6 (not consecutive)** Frequency 4.57% - Red Horns
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\
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**Pattern Set "Contains 777"** Frequency 0.61% - Angel Blue Halo
**Pattern Set "Contains 3 times 7 (not consecutive)** Frequency 1.34% - Azure Halo\
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**Pattern Set "Even Block Number "** Freq 50% - btc-orange central diamond
**Pattern Set "Odd Block Number "** Freq 50% - gray central diamond\
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**Pattern Set "Contains 21** Freq 2.76% - bottom triangle is btc-orange \
(instead of black for all the others)\
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