古董的价值依它们的保存状况和稀有程度而定。
The value of antiques will depend on their condition and rarity.
钻石没有多少内在价值，它们的价格几乎完全取决于其稀有程度。
Diamonds have little intrinsic value and their price depends almost entirely on their scarcity.
后来，人们开始使用金属块或硬币，金属块上标有根据该金属的稀有程度和该金属块的大小而定的它的价值。
Later, pieces of metal, bearing values according to the rarity of the metal and the size of the pieces, or COINS were used.
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