Skin changes from green to yellow or orange-yellow
Fruit gives slightly when gently pressed
Sweet, fruity aroma is noticeable near the stem end
Flesh inside is orange, pink, or reddish, depending on variety
Seeds inside are black or dark brown
The fruit feels heavy for its size
A few small blemishes are normal, but no large soft spots or mold
If mostly green and very firm, it is not fully ripe yet