Emerald Price Calculator
Estimate the value of your emerald based on carat weight, color, origin, and treatment level.
Emerald Value Estimator
Get an estimated value for your emerald.
Emerald Origin Price Comparison
Compare emerald prices across different origins.
Treatment Impact on Emerald Value
See how oil treatment levels affect emerald pricing.
Formula
Oil treatment level has significant impact on price
Frequently Asked Questions
How much is an emerald worth per carat?
Are Colombian emeralds the best?
Is oiling emeralds acceptable?
Understanding Emerald Prices
Emeralds are among the "Big Three" colored gemstones alongside rubies and sapphires. Unlike those corundum varieties, emeralds (beryl) are almost always included -- the trade accepts more inclusions in emeralds than in any other gemstone. These inclusions are poetically called "jardin" (French for garden) and are often considered part of the stone's character.
Colombian emeralds from the Muzo and Chivor mines are the most prized, known for their pure green color with a warm undertone. Zambian emeralds, particularly from the Kagem mine, offer a slightly different aesthetic -- a cooler, bluish-green with often better clarity. The choice between Colombian and Zambian is partly a matter of taste, though the market consistently pays premiums for Colombian origin.
Treatment is a critical factor in emerald valuation. Nearly all emeralds undergo some form of oil or resin treatment to enhance clarity. "No oil" emeralds are extremely rare and command premiums of 2-5x over similar stones with minor oil. Lab reports from GRS, Gubelin, or SSEF are essential for high-value emeralds, as they provide detailed treatment analysis.