Gemstones treatments for improved quality (1) - PowerPoint PPT Presentation

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Gemstones treatments for improved quality (1)

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Different gemstones are treated in different ways to ensure overall quality enhancement for the stone, allowing the seller to make a tidy profit on an inexpensive stone. Treated stones prices can be marked up to 30 % of the original cost. – PowerPoint PPT presentation

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Slides: 3
Provided by: dercodiamonds
Tags: jewelry

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