Marquise cut gemstone
carat weight conversion chart.
Millimeter size to carat
weight conversions for faceted marquise cut Gemstones.
This chart depicts optimum
weights for marquise cut gemstones. Actual weights may
vary due many factors related to the best recovery of raw
material as accessed by a skilled lapidary.
In jewelry the primary goal is to calibrate the overall
size for fit. See calibrated Gems to learn why. Use
gemstone cut charts as a guide noting actual weights may
vary within 10 percent.
Carat conversion charts
(emerald) cut chart,
diamond carat conversion chart
For more diamond information. Visit our "Four
C's diamond grading chart".
Find more gemstone information.
Visit our "Gemstone"