I'm pretty positive Diamond shapes signs are warning signs.
you have two diamonds and a cross
Wheel of Fortune
no
Used for recreational area guide signs.
Do you mean diamonds as in diamond rings, or as in a pack of cards? If the crystal version, then you can't do anything with them other than by grinding bits off to change the shape.
Diamonds can be cut into almost any shape.
There are infinitely many possible answers that depend on the relative shapes and sizes of the diamonds.
Common shapes of road signs include octagons for stop signs, triangles for yield signs, rectangles for regulatory or informative signs, and diamonds for warning signs. Circles often signify railway crossings or other important alerts. Each shape conveys specific meanings to help drivers understand the necessary actions or cautions while on the road.
a cube
Octahedron
Retro diamonds are basically fake diamonds.
no