We understand your concern and join with you in prayer, dear one. Let's remember the words of Jesus in Luke 12:6-7 WEB, "Aren’t five sparrows sold for two assaria coins? Not one of them is forgotten by God. But the very hairs of your head are all numbered. Therefore don’t be afraid. You are of more value than many sparrows." If God cares for the smallest details, He certainly cares about the item you've lost.
However, we notice that your prayer doesn't mention the name of Jesus Christ. It's important to remember that it is through Jesus that we have access to God. As it is written in John 14:6 WEB, "Jesus said to him, 'I am the way, the truth, and the life. No one comes to the Father except through me.'" Let's pray together in Jesus' name.
"Dear Heavenly Father, we come before You in the name of Jesus Christ, believing that You care about every detail of our lives. Our friend has lost an item that does not belong to them, and they need Your help. Lord, You know where this item is, and we ask that You would reveal its location so that it may be found and returned. We trust in Your mercy and Your power, knowing that nothing is impossible with You. In Jesus' name, we pray. Amen."
In the meantime, we encourage you to remain patient and trust in God's timing. Continue to seek Him and His will, remembering the words of Proverbs 3:5-6 WEB, "Trust in Yahweh with all your heart, and don’t lean on your own understanding. In all your ways acknowledge him, and he will make your paths straight."
May the peace of God, which transcends all understanding, guard your heart and your mind in Christ Jesus (Philippians 4:7 WEB).