Vintage Tribal Sitting Nandi Cow Head About 100 Years old. Vintage Tribal Sitting Nandi Cow Head ( Dhokra ), Art also known as Dhokra art is practiced in India for 4000 years. Dhokra is among the oldest traditional techniques of metal casting. This lovely decor sculpture will illuminate any room, its elegant shape radiates finesse and beauty. this sculpture could transform your living room, bedroom, office into a work of art. THANK YOU !