Chalice, what makes it a "watermellon"?

[EMUreef]

Watermelon chalices usually have a pink,light purple, or red body with a green rim

Like the fruit of a watermelon and the rind,like said above

Then alien eye chalices are usually dark purple,blue,or grayish with a green rim

hm well there goes believing what the LFS sells you lol oh well either way i like it.