Charming it to make it for self-love would be like setting the intention for it & then carrying it with you or wearing it. You could keep it in your pocket or however then hold it or rub it with your fingers/hand to remind you of the properties you have set for the intention.
We also have this on the site to enchant jewelry or other objects for specific intentions:
You could also use one sort as a Worry Stone:
We also have some spells best done on a Friday, but you could do them at any time for self love &/or friendship:
I did happen to find some self-care journal prompt pages if you are interested:
I found this post where we had a challenge to make objects magickal:
Weekly Witchy CHALLENGE - Making Objects Magickal