Double Dice NecklaceGold fill chain with gold plated brass dice pendants (scroll down to learn about gold plating and gold fill) 18 chain, 6mm pendants Merewif use gold filled chain on certain delicate necklace styles. Gold filled jewellery is composed of a number of layers wherein a gold alloy is permanently bonded to the brass core with both heat and pressure. Because of the permanent nature of gold filled jewelry, this category tends to be slightly more expensive than