DCA DCA Ring Settings & Jewelry Metals 1

Question 1

What does '18K' mean when stamped on a gold jewelry piece?

Accepted Answer

The gold is 75% pure (18 parts gold out of 24)

Answer

18K gold means 18 parts out of 24 are pure gold, making it 75% gold by weight, with the remaining 25% being other alloy metals.

Question 2

Which type of ring setting holds a diamond using four or six thin metal prongs?

Accepted Answer

Prong setting

Answer

A prong setting uses thin metal claws (typically four or six) to secure the diamond while allowing maximum light exposure to enhance brilliance.

Question 3

What is a 'bezel setting'?

Accepted Answer

A metal rim that completely surrounds and holds the diamond

Answer

A bezel setting features a custom-formed metal collar that encircles the entire girdle of the diamond, holding it securely in place.

Question 4

What is 'platinum' most valued for in fine jewelry?

Accepted Answer

Its durability, hypoallergenic properties, and natural white color

Answer

Platinum is prized in fine jewelry for its extreme durability, natural bright white color that won't fade or require re-plating, and hypoallergenic nature.

Question 5

What is 'rhodium plating' commonly used for in jewelry?

Accepted Answer

To give white gold a brighter, whiter finish

Answer

Rhodium plating is applied to white gold jewelry to enhance its bright white appearance, since white gold alloys can have a slightly yellow or gray tint on their own.

(DCA) Certified Diamond Council of America Diamond Specialist Practice Test

(DCA) Certified Diamond Council of America Diamond Specialist Practice Test

DCA DCA Ring Settings & Jewelry Metals 1