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Emerald|Lab Grown|IGI

20.12ct F VS1 Emerald Lab Grown Diamond

VG • F/VS1 • IGI LG847609034

Shape and cutting style on the report: Emerald cut

Certificate IGI LG847609034

Diamond specifications and retailer prices

From €4,131 EUR
$4,633 USD
As of November 2, 2026
Save €18,633 EUR (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €22,764 EUR at Adiamor · As of November 2, 2026
View at Adiamor

About this 20.12ct lab-grown emerald diamond

This 20.12ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG847609034 or 847609034. Listed at 13 retailers as of November 2, 2026, with prices from €4,131 to €22,764, a €18,633 spread on the same certified stone. Adiamor lists it at €22,764. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

20.12
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847609034
Dimensions18.80 × 12.90 × 8.53 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.80 mm12.90 mm20.12 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847609034
Side View
Table 67.0%Crown 34.4°Girdle: MediumPavilion 40.6°Culet: LargeDepth 66.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €22,764 EUR|Low: €4,131 EUR|High: €22,764 EUR|Avg: €9,322 EUR
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 8€4,131 EUR
Retailer 13€4,329 EUR
Retailer 11€4,791 EUR
Retailer 10€4,823 EUR
Retailer 5€5,070 EUR
Retailer 12€5,987 EUR
Retailer 2€6,119 EUR
Retailer 7€6,227 EUR
Retailer 6€7,410 EUR
Retailer 3€7,703 EUR
Retailer 9€9,072 EUR
Retailer 4€17,137 EUR
Adiamor€22,764 EUR

9 data points across 13 retailers

13 retailers€4,131 EUR to €22,764 EUR

A
Cheapest Retailer
-
€4,131 EUR
$4,633 USD
A
Retailer 2
-
€4,329 EUR
$4,855 USD
View
B+
Retailer 3
-
€4,791 EUR
$5,374 USD
View
B+
Retailer 4
-
€4,823 EUR
$5,410 USD
View
B+
Retailer 5
-
€5,070 EUR
$5,686 USD
View
B+
Retailer 6
-
€5,987 EUR
$6,715 USD
View
B+
Retailer 7
-
€6,119 EUR
$6,863 USD
View
B+
Retailer 8
-
€6,227 EUR
£5,500 GBP
View
B
Retailer 9
-
€7,410 EUR
$8,311 USD
View
B+
Retailer 10
-
€7,703 EUR
View
B
Retailer 11
-
€9,072 EUR
A$15,655 AUD
View
B
Retailer 12
-
€17,137 EUR
$19,221 USD
View
Most Expensive
B
Adiamor
D-82814565 · Nov 2
€22,764 EUR
$25,532 USD
View
12 more retailers have this diamond
Prices start from €4,131 EURSave up to €18,633 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
20.12ct Emerald
€4,131 EUR