4.05 ct Cushion Emerald, GIA, Zambia Minor oil

4.05 ct Emerald, cushion cut, from Zambia. Treatment: Minor oil. Clarity enhancement graded minor, a level widely accepted for fine emerald. Zambia is a major modern source of emerald, typically a deep green with a slightly bluish tone. GIA report 7456892892. Measurements: 11.62 × 9.71 × 5.67 mm. Our grading: fine quality intense green. Stock number CS-0726. The video on this page was filmed in our office, unedited and unfiltered. Approved trade buyers can sign in on this page for pricing, or WhatsApp or email us about this stone. Viewings by appointment in Toronto, Hong Kong, Bangkok and Dubai.

“Intense” in its colour grade indicates strong, well-saturated colour. Its laboratory report is from GIA, the Gemological Institute of America. Its length-to-width ratio is 1.20. Large enough to anchor a statement ring or pendant.

More like this: Zambian Emeralds · Loose Emeralds · Stone search

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Further reading: Rubies, Sapphires and Emeralds: Origin, Treatment and Value · A Gemstone Encyclopedia for Trade Buyers