What's the font written SIM?
Fuente sugerida
Fortuna Dot Sugerido por rocamaco UPDATE: "M" could be a crappy adaptation using two "I"s and other letter for the middle part or even hand made
don't know if it's only me, but their (FB) previews look quite distorted
Some dots are a little bit different though, yes.
Huso horario CEST. Ahora son las 17:20