About the difference in size and color:
1. Allow "± 3" cm as the error range for manual measurement.
2. Asians are 1-2 yards smaller than Europeans and Americans.
3. Select the size exactly according to the size chart. Do not choose directly according to your own habits.
4. If you have difficulty choosing a size, please contact us at any time. I would like to make some suggestions, but for reference.
5. As you know, the colors displayed by your computer may vary and the actual colors may differ slightly from the pictures below.

Description:
-100% Brand new and high quality
-100% Natural quartz crystal rock stone healing
-Handmade polished,smooth surface

-Promotes natural health, concentration, spiritual growth 
-It is good gift for your friends,families

Specificatioin:
Type: crystal gravel
Material: Mixed Quartz Crystal
Main Color: Colorful

Size:4-6mm,7-9mm,9-12mm

Weight:50grams

Function:Stone generator, enery generator,reiki wand spirituality growth
Application:feng shui,house treasure,home decoration,meditation,gift

Note:
The color may also have some difference with the product,it is normal.
The pictures often look larger than real product,pls refer the product size.
If you mind these,pls don't place an order,thank you for your assistance!