5.71 ct Oval Emerald, GRS, Zambia Minor oil

5.71 ct Emerald, oval 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. GRS report GRS2025-119163. Measurements: 12.50 × 9.52 × 7.65 mm. Our grading: fine quality vivid green. Stock number CS-0713. 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.

“Vivid” in its colour grade marks the most saturated level of colour. Its laboratory report is from GRS (GemResearch Swisslab), a Swiss laboratory widely used for coloured stones. Its length-to-width ratio is 1.31. Large enough to anchor a statement ring or pendant.

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

Similar stones: 5.31 ct Emerald Cut Emerald, Colombia · 5.31 ct Square Radiant Emerald, GIA, Brazil · 5.431 ct Oval Emerald Pair (2.628 + 2.803 ct), Zambia · 5.59 ct Oval Emerald Pair (2.73 + 2.86 ct), Zambia · 5.88 ct Emerald Cut Emerald, GIA, Zambia · 6.04 ct Pear Emerald, GIA, Colombia · 6.43 ct Square Emerald, GRS, Colombia Minor · 6.54 ct Oval Emerald Pair (3.51 + 3.03 ct), Zambia

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