“Although there is a limit to optimizing the magic gem, the magic gem attached to this gem still has stored the amount of mana comparable to an intermediate magician. And even then, since it is in our shop, naturally you can also use it as jewelry.” (Shopkeeper)
“Also use it as jewelry?” (Wendelin)
“As for this, it is in a state of not being charged with mana. If you charge it, it shines like an emerald.” (Shopkeeper)
Nevertheless, apparently the other party naturally couldn’t bear to pay such a high price for this awkward gem.