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What Will You Learn

  • Describe how the 4Cs (color, clarity, cut and carat weight) affect a diamond's value
  • Examine the relationship between size and weight of diamonds
  • Explore the differences between treated, laboratory-grown and imitation stones to sell with full disclosure
  • Understand the steps of the jewellery sales process
  • Translate jewellery design, style and manufacturing features into benefits
  • Convey the romance, lore and characteristics of the most popular coloured gemstones

Possible Career Paths

Jewellery Wholesaler

Jewellery Retailer

Retail Sales Professional

Jewellery Manufacturer

Loose Diamond / Coloured Stone Buyer and Seller

Aspiring for a career in the gem and jewellery industry


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About GIA

Established in 1931, GIA protects the public through gemmological research, education, impartial gem identification and grading services, and instrument development. The world’s foremost authority in gemmology and creator of the 4Cs, GIA sets the standard for determining the quality of diamonds and performs research-based identification of coloured gems and pearls. All of GIA's activities are governed by its mission to serve the public. Learn More