Brown diamonds

Brown is, with yellow, the most common fancy diamond colour. It comes from grain lines in a bent crystal.

In nature
With yellow, the most common fancy colour.
Famous stone
The Golden Jubilee, 545.67 ct.
In RXXO
1 in 7 diamonds

Brown in RXXO

387diamonds like this in RXXO right now

Questions

What makes a diamond brown?

Brown is, with yellow, the most common fancy diamond colour. It comes from grain lines in a bent crystal.

How rare are brown diamonds in RXXO?

About 1 in 7. Purple is the rarest colour in RXXO, colourless the most common.

RXXO numbers are the odds every mint draws from. Updated 8 October 2026.