A friend of mine works with metal and makes really awesome looking pendants. We have some pony-related pendants up for sale in my etsy store! At the moment there's the mane 6 cutie mark pendants available.
My etsy store is here where the pendants are available - https://www.etsy.com/shop/studioskyfox
Friend also has his own store if you're interested to see his other designs. - https://www.etsy.com/uk/shop/LeakyCrucible