As far as I know it depends on the church. Here in a church nearby our home, it costs around 1,500 in addition to the payment per godparent. I guess other churches have the same rate, except for some that do not accept private baptismal ceremonies.
Promo terbesar expert care sudah dimulai, diskon hingga Rp.100.000 sedang berlangsung di shopee, ada juga voucher diskon 100% alias gratis bagi bunda yang beruntung. Buruan cek di https://shope.ee/9UfEMMqqTg (id-10790)
Price in Sanctuario de San Antonio for a private baptism is Php 4,000. Plus you have to buy candles and booklets for a minimal cost.