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Emerald|Lab Grown|IGI

20.05ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG843679626

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843679626

Diamond specifications and retailer prices

From €4,260 EUR
$4,759 USD
As of November 2, 2026
Save €18,783 EUR (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €34,013 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.05ct lab-grown emerald diamond

This 20.05ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843679626 or 843679626. Listed at 11 retailers as of October 31, 2026, with a 441% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

20.05
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843679626
Dimensions18.67 × 12.61 × 8.03 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.67 mm12.61 mm20.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843679626
Side View
Table 69.0%Crown 37.9°Girdle: ThickPavilion 42.4°Culet: LargeDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €6,291 EUR|Low: €4,260 EUR|High: €23,042 EUR|Avg: €12,313 EUR|-16.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2€4,260 EUR
Retailer 3€4,771 EUR
Retailer 1€6,291 EUR
Retailer 4€7,640 EUR
Retailer 5€9,368 EUR
Retailer 8€9,585 EUR
Retailer 6€13,736 EUR
Retailer 7€17,699 EUR
Retailer 9€23,042 EUR

11 data points across 9 retailers

11 retailers€4,260 EUR to €23,042 EUR

A
Cheapest Retailer
-
€4,260 EUR
$4,759 USD
A
Retailer 2
-
€4,771 EUR
$5,330 USD
View
Final sale: no returns
B+
Retailer 3
-
€6,291 EUR
£5,534 GBP
View
B+
Retailer 4
-
€7,023 EUR
$7,846 USD
View
B+
Retailer 5
-
€7,640 EUR
$8,535 USD
View
B
Retailer 6
-
€9,368 EUR
A$16,101 AUD
View
B+
Retailer 7
-
€9,585 EUR
View
B
Retailer 8
-
€13,736 EUR
$15,346 USD
View
B
Retailer 9
-
€17,699 EUR
$19,773 USD
View
B
Retailer 10
-
€23,042 EUR
$25,743 USD
View
Most Expensive
Brilliant Earth
22286334A · Oct 31
€34,013 EUR
$38,000 USD
View
Price under review
10 more retailers have this diamond
Prices start from €4,260 EURSave up to €18,783 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
20.05ct Emerald
€4,260 EUR