9.23 ct Square Emerald Cut Emerald, GRS, Colombia Minor oil

9.23 ct Emerald, square emerald cut, from Colombia. Treatment: Minor oil. Clarity enhancement graded minor, a level widely accepted for fine emerald. Colombia is the classic source of fine emerald, valued for its pure, slightly bluish green. GRS report GRS2023-042117. Measurements: 12.17 × 11.92 × 9.33 mm. Our grading: fine quality intense green. Stock number CS-0707. 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. It is documented by GRS (GemResearch Swisslab), a Swiss laboratory widely used for coloured stones. Face-up it is almost exactly square. A collector’s size, suited to a signature ring, pendant or a stone kept loose.

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

Similar stones: 8.23 ct Square Emerald Cut Emerald, GRS, Colombia Min-Mod · 8.49 ct Pear Emerald Pair (4.58 + 3.91 ct), GIA, Zambia · 8.77 ct Emerald Cut Emerald, GRS, Colombia · 8.85 ct Pear Emerald, GRS, Colombia Minor · 9.33 ct Square Emerald Cut Emerald, GRS, Colombia Insignificant · 9.56 ct Pear Emerald Pair (4.83 + 4.73 ct), GRS, Zambia Minor oil · 9.96 ct Emerald Cut Emerald, GIA, Colombia · 10.07 ct Pear Emerald Close Match (4.67 + 5.40 ct), Colombia

Further reading: Reading a GRS Report: Pigeon's Blood, Royal Blue, Vivid and the Comments Line · Rubies, Sapphires and Emeralds: Origin, Treatment and Value