Rare is defined as (of a thing) not found in large numbers and so of interest or value. Rare can also be defined as unusually good or remarkable.
Who defines what is "unusually good or remarkable"? Who defines what are "large numbers"?
Who determines the "interest or value"? Do you think you can define what is rare according to your own beliefs?
2 But there are millions of these coins in circulation, so why so high? Is the'one' painting of Mona Lisa considered rare?Is one rare or 21 million rare? 3 Why does rarity increase price? The simple economical laws of supply and demand. This item is in the category "Coins\Coins\British\Decimal Coinage (c. The seller is "lacc1986" and is located in this country: GB. This item can be shipped worldwide.