While diecast enthusiasts might be surprised to learn that the root of collector-grade modelling stems from 1920s miniature dollhouses, the standards that have been set for 1/12 scale diecast model cars are rightfully regarded as superior to all other display-sized scales.
https://www.xvsy.com.au/1-12-diecast-model-cars-a-valuable-investment-for-diecast-collectors-and-investors-alike/