CBJ Gemstone and Setting Techniques 2

Question 1

Which setting type surrounds the entire girdle of a gemstone with a metal collar?

Accepted Answer

Bezel setting

Answer

A bezel setting features a metal wall or collar that encircles and secures the entire girdle of the gemstone.

Question 2

Which setting uses tiny raised metal beads to hold small stones across a surface?

Accepted Answer

Pavé

Answer

Pavé setting uses small beads of metal raised from the surface to hold stones tightly in place, creating a jewel-paved appearance.

Question 3

What is the minimum recommended number of prongs for securely setting a round brilliant diamond?

Accepted Answer

4

Answer

A minimum of four prongs is recommended to adequately secure a round brilliant diamond while allowing good light entry.

Question 4

How are stones held in a channel setting?

Accepted Answer

Between two parallel metal walls forming a groove

Answer

In a channel setting, stones sit side-by-side in a groove cut between two parallel metal walls that grip their girdles.

Question 5

Which setting type uses the spring tension of the metal itself to grip the stone at two points?

Accepted Answer

Tension setting

Answer

A tension setting uses the inherent spring force of the metal shank to compress and hold the stone between two contact points.

(CBJ) Certified Bench Jeweler Practice Test