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In this usage, obverse means the front face of the object and reverse means the back face. The obverse of a coin is commonly called heads, because it often depicts the head of a prominent person, and the reverse tails. In numismatics, the abbreviation obv. is used for obverse, [1] while ℞, [1])([2] and rev. [3] are used for reverse.
Coin orientation (or coin alignment or variations of these) is the relation of the vertical orientation of the images on the obverse and reverse sides of coins to one another. The two basic relations are called medallic orientation and coin orientation .
A medal alignment describes a coin struck so that when the obverse side is facing upright, and the coin is turned on its vertical axis, the reverse side is also facing upright. A coin alignment describes a coin struck so that when the obverse side is facing upright, the coin must be flipped top-to-bottom to see the reverse side facing upright ...
A brockage results when a coin is stuck in the collar and another planchet enters the collar and is pressed against the coin already minted. The details of the coins produced have the appearance of mirror images of the obverse and reverse. A die cap is a coin that has been stamped a number of times and has the appearance of a soda cap.
The three most important standards of the ancient Greek monetary system were the Attic standard, based on the Athenian drachma of 4.3 grams (2.8 pennyweights) of silver, the Corinthian standard based on the stater of 8.6 g (5.5 dwt) of silver, that was subdivided into three silver drachmas of 2.9 g (1.9 dwt), and the Aeginetan stater or didrachm of 12.2 g (7.8 dwt), based on a drachma of 6.1 g ...
Brockages are relatively rare among modern coins of industrialised countries where mints exercise a strict production control and somewhat less rare among the modern coins of some developing countries which operate their own mint (e.g. Nepal); in good condition, coins with clear brockage are a collector's item and can sell for substantial ...
Today, that coin is considered one of the loveliest of U.S. coins. Russell called them: “Perhaps the ultimate trophy coins.” He said that their value has been steadily increasing over the past ...
Obverse. The Nobel Prize medal is a gold medal given to recipients of the Nobel Prizes of Chemistry, Literature, Peace, Physics and Physiology or Medicine since 1901. The medal for the Nobel Memorial Prize in Economic Sciences, given since 1968, is awarded with the aforementioned prizes.