It looks like a Kutch dokdo from Khengarji III, AD 1878, mint Bhuj, Y#22. In this condition, worth probably two or three US dollars. Couldn't find a photo of the dokdo online, but here's a photo of the similar 1 ½ dokda. In future, cropping photos will help with ID.
https://www.zeno.ru/showphoto.php?photo=55113 
Weight: 8.24 grams , dia: 22 mm