Prepared for Davis Y. | Delivered February 25, 2020
Diamond Cutting and Polishing
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To understand the pricing of cutting diamonds.
Diamond cutting costs often depend on the
of processing. For example, in India it might only cost $10/carat but in the US, it's $100/carat. Another
gives costs of $50/carat in South Africa and $17/carat in China.
This is down to
. As such, the majority of smaller stones (under 3 carats) are now cut in China and India.
of smaller diamonds are cut in India.
The cost of cutting is actually expected to drop further, as
can now map out the most efficient way to cut a diamond, meaning laser cutting and polishing machines minimize human input.
Non-wholesale cutting costs are, understandably, much higher. For example, one
small business in Texas
charges $225/carat for smaller stones, $250/carat for 3-5 carats and any higher is pricing on request. "Economy" cutting is $135/carat for smaller.
Emerald is, though, one of the
Of $100 in diamond value, only about
is attributed to the cutting process.