Obverse
The front or face of a coin.
Offer
A movement to sell a commodity at a specified price. This is the priced which dealers offer to sell.
OGP
Original government packaging, as issued from the mint.
Option
The right to buy or sell a commodity on a specified date in the future at a specific price.
Original Bag
Descriptive of a sack of Uncirculated coins, all of the same date, which were assembled at the time of manufacture at a mint. There are 1,000 silver dollars to a bag.
Ounce (oz.):
A unit of weight. In the precious metals industry, an ounce means a troy ounce equal to 31.1035 grams.
Over Date
A coin whose date has been punched first with one date and then with another, with the bottom date showing under the top one.
Overgrade
To assign the wrong grade to a coin, either by error, lack of knowledge, maliciousness, or with criminal intent.
Over Spot
A handling fee charged in excess of the actual metal value.
Overstrike
A struck coin which is passed through the dies and has been struck again.