Halo is a stone placing around the ring, a placing containing diamonds or other cherished stones encircling the primary stone. M on a ring denotes Milor, who is an Italian silver jewellery company. 925 signifies that the jewelry is fabricated from sterling silver. If your mystery of “JP 88” persists, https://andersonmqsoq.bloguerosa.com/35813216/jp88-no-further-a-mystery