I had totally forgotten about this once famous brand of Soap “Moti Luxury Bath Soap”. Yes, it’s the same Moti soap,  commonly known as Diwali soap as a commercial that appeared in the 90s decade popularized it. See here.This long forgotten soap, also associated with ubtan came to my notice once again when I had attended a Goan Hindu Saraswat wedding! Yes, you heard it right! Moti soap gifted