Symbol of legend of St George and the dragon. He was a soldier who defead the dragon an rescued a princess. This legend was barrowed and popularized in Catholic church. Also became celebreted historically by countries England, Ukraine, Ukraine Cossacks, Ethipia, Georgia, Catalonia, Aragon in Spain, Moscow in Russia and several other religions, cities, universities, proffesions and organizations.
I simplified it to symbol of darkness wounded by gold spire and surrounded by gold. Gold is a symbol of divinity, indestructibility, eternity, immortality, glory, perfection, sunlight, love, purity, majesty, dignity, quality. (Work covered 24k gold)