Braces treatment charges varies according to the material of the Braces used..it may start frm 18k and cn go up to 1 lak.the most modern removable and invisible braces cost around 1 lak.u should consult a good orthodontist,(he is the specialist n doing braces treatment) for getting the Braces done.duration cn go up to 8-12 months and after removal u shd wear removable retainers fr around 6 months.