DCA Ring Settings & Jewelry Metals Flashcards

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

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

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.

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

Answer: Prong setting

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

What is a 'bezel setting'?

Answer: A metal rim that completely surrounds and holds the diamond

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

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

Answer: Its durability, hypoallergenic properties, and natural white color

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.

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

Answer: To give white gold a brighter, whiter finish

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.

What is a 'channel setting' in diamond jewelry?

Answer: Stones set side by side in a groove with no metal between them

A channel setting places multiple diamonds side by side in a grooved channel of metal, with no metal between the stones, creating a smooth, continuous row.