GIA Jewelry Essentials Ch 4 questions ans answers

GIA Jewelry Essentials Ch 4
questions ans answers/ A+
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A quality mark on a piece of jewelry indicates the

A. manufacturer

B. country of origin

C. weight of the item

D. purity of the precious metal - ✔✔D. purity of the precious metal



A complete British gold Hallmark includes the manufacturer's stamp, a standard mark, a fine-ness mark,
a date letter showing the year the item was manufactured, and the

A. country of origin

B. month of manufacture

C. location of the certifying assay office - ✔✔C. location of the certifying assay office



Sterling silver must be at least

A. 75 percent pure silver

B. 90 percent pure silver

C. 92.5 percent pure silver

D. 95.8 percent pure silver - ✔✔C. 92.5 percent pure silver



According to US FTC guidelines, which of the following is the legal quality mark for an item that is 600
parts platinum, 350 parts iridium, and 50 parts of a non Platinum group metal?

A. Plat

B. 600K

C. 600Plat

D. 600Plat.350Ir. - ✔✔D. 600Plat.350Ir.