Oysters - One of the best sources of zinc. Zinc is a key mineral which helps the cells which are designed for building hairs. Also oysters a great source of protein. Eggs - Rich in protein and are a natural source of Biotin which is known to strengthen hair and is a well know supplement which helps with beard growth.
Thus, if the spot price of gold is $900 per troy ounce and there are about 31.10 grams in a troy ounce, then the math is follows: $900 x 1 ounce/31.10 grams = $28.94/gram. To find the value of jewelry:
Today gold sells for $1074/once or $34.60 per gram. A necklace weighing 4 grams should cost to make $218 in materials and labor based on doubling the cost of the fake gold necklace. Say the manufacturer makes 8% on the cost of the gold that comes to $136 plus the $80 dollars for the other metal and labor or $230.