Tamagotchi V1 vintage, originale Bandai Tamagotchi del 1997, rosa Tamagotchi
Original Bandai Tamagotchi from 1997 / Pink Bandai Tamagotchi 1996-1997 / Tamagotchi V1 #1800 / 90s Toys. I have not been able to test this yet because I don't have a tiny screwdriver to open the back.