The American Eagle gold coins money?

I just purchased on eBay for $ 280, a gold 2004 10 Eagle $ U.S. borders and the lyrics are perfect without spots or scars, ITS States Mint is supposed to weigh 8483 grams, but when I weighed mine, said it was 8522, out of the mass stated by .039, is this normal? to see how each piece can not be identical?

I would say yes thats a pretty good fake, but if you do not believe me, call and ask Cuz is FBI which can only, 012 out of

American Eagle Gold and Silver Bullion Discount Program

2001 W Gold American Eagle Bullion Coins Proof Set .999 Fine 1.85oz. $3,500.00

United States American Eagle Gold Bullion Coins 2011 Proof Set $3,200.00

(5) 1999 $5. AMERICAN GOLD EAGLE BU COINS – US MINT – 1/10 TROY OZ EACH $890.50

10 – 2012 AMERICAN GOLD EAGLE 1OZ BULLION $50 COINS $17,322.62

20 – 2012 1oz. AMERICAN GOLD EAGLE COINS – FULL U.S MINT TUBE $34,649.38

2 $5 1/10 OZ GOLD AMERICAN EAGLE COINS 2002 & 1995 BULLION $367.87

5 x $50 American Gold Eagle ONE OUNCE Bullion Coin RANDOM YEAR BU x ( 5 Coins) $8,939.00

{WC} Set of 4 2004 PCGS MS 69 Gold American Eagle Bullion Coins – 1.85 OZ SET $2,551.00

Lot of 5 Airtite Direct Fit H32 Holders for Gold American Eagle Coins 32mm $2.95

Earlier: 1994 American Gold Eagles Proof Set of 4 Coins Original Box & COA $3,150.18

American Eagle $25 Gold Coin Set 10 Coins 5 OZ UNC Sealed 1986-1995 $12,495.00

AMERICAN EAGLE (2) 1oz GOLD COINS BU UNCIRCULATED $3,400.00

Ten ( 10 ) Pieces $ 50 Gold American Eagle Coins $20,000.00

(5) 1999 $5. AMERICAN GOLD EAGLE BU COINS – US MINT – 1/10 TROY OZ EACH $950.00

2007 GOLD AMERICAN EAGLE 4 COIN SET BOX ONLY NO COINS COA $9.99