Pricing is based on four factors: karatage, weight, design, and craftsmanship. Though the karatage and weight tell you how much gold is in the piece, it does not account for the craftsmanship of the piece. As a buyer, you should remember that each piece of gold jewelry is different and unique.
Quality of Karat Gold Jewelry
Karatage ------- Karat Mark -- % of pure gold
Ten-karat -------- 10K ---------- 41.7
Fourteen-karat --- 14K ---------- 58.5
Eighteen-karat --- 18K ---------- 75.0
Twenty-four karat- 24K ---------- 99.9
Alloys Used in Karat Gold
Color ----------- Contains These Metals
Yellow Gold ----- gold, copper, silver
White Gold ------ gold, nickel, zinc, copper
Green Gold ------ gold, silver, copper, zinc
Rose Gold ------- gold, copper, silver
Pink Gold ------- gold, copper