Not sure about authenticity of this coin, although bought from a reputed dealer, but I knew there are many modern forgeries, please let me know your views on this coin... Jaipur Nazarana Rupee 1939, Man Singh II Weight: 11.47 gm Diameter: 38.18 mm Thickness: 1.71 mm Edge: Plain PICS: http://www.worldofcoins.eu/forum/index.php/topic,15174.0.html
I have one of the same year. I believe they made them with this frozen date for several years, so there are likely some differences. I believe it's genuine based on comparing the surface and details to my coin.