1

White Truffles: $5/Gram or $2,000/Pound

2

Saffron: $11.13/Gram, or $5,040/Pound

3

Iranian Beluga Caviar: $35/Gram, or $1,000/Ounce

4

Gold: $38.81/Gram

5

Platinum: $48/Gram, $1,365/Ounce

6

Rhino Horn: $55/Gram, $25,000/Pound

7

Creme De La Mer: $70/Gram, $2,000/Ounce

8

Plutonium: about $4,000/Gram

9

Taaffeite: between $2,500 and $20,000 per Carat (1 Carat = 0.2 Grams) Read more at http://news.nster.com/3725-19-most-expensive-things-ever.html?b=9#7yv0aBkT2uP9RKw7.99

10

Tritium: $30,000/Gram

11

Diamonds: $13,000/Carat, $65,000/Gram

12

Painite: $300,000 - $600,000 per Carat

13

Californium-252: $27 Million/Gram

14

Antimatter: $100 Trillion per Gram