Carat Weight and Value

Question 1

If a ring is set with a 0.83ct center stone, two baguettes that weigh 0.10ct each, and six round brilliants that weigh 0.02ct each, what is the total weight?

Answer 1

1.13 cts

Question 2

If a diamond weighs 1.01cts and the price per carat is $4,900, how much does the diamond cost?

Answer 2

$4,949

Question 3

What are “Magic Sizes”?

Answer 3

Weights at which prices increase dramatically.

Question 4

In general, why is a large diamond more valuable than an equal weight of smaller diamonds?

Answer 4

Rarity

Question 5

How much does one carat weigh?

Answer 5

0.02 gram

Question 6

According to World Federation of Diamond Courses and GIA Laboratory weigh-rounding standards, what would a diamond that weighs 0.759ct round to?

Answer 6

0.76ct

Question 7

What are very small diamonds called?

Answer 7

Melee

Question 8

A diamond’s depth is always the distance from what to what?

Answer 8

Table to the culet

Question 9

If a diamond weighs 0.77ct and its price is $2,772, what is the price per carat?

Answer 9

$3,600

Question 10

What does a full-cut round brilliant diamond with a 6.580mm girdle diameter weigh?

Answer 10

1.00ct

Question 11

What is the approximate girdle diameter of a full-cut round brilliant diamond weighing 1.00ct?

Answer 11

6.580mm

Question 12

What should diamond weigh be rounded to?

Answer 12

Hundredths

Question 13

How many points equal one carat?

Answer 13

100

Question 14

How many carats does 100 points equal?

Answer 14

1ct

Question 15

What do the majority of diamonds used in jewelry weigh?

Answer 15

Less than a carat

Question 16

What does it mean when jewelry is sold based on the total weight of its diamonds?

Answer 16

The weights of the diamonds are added together