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Emerald|Lab Grown|IGI

20.83ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG790633013

Shape and cutting style on the report: Emerald cut

Certificate IGI LG790633013

Diamond specifications and retailer prices

From €8,342 EUR
$9,356 USD
As of October 31, 2026
Save €18,190 EUR (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €35,503 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 20.83ct lab-grown emerald diamond

This 20.83ct 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 LG790633013 or 790633013. Listed at 11 retailers as of October 31, 2026, with a 218% 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

20.83
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790633013
Dimensions18.85 × 12.59 × 8.40 mm
L/W Ratio1.50
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.85 mm12.59 mm20.83 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790633013
Side View
Table 64.0%Crown 39.2°Girdle: MED-STKPavilion 38.5°Culet: LargeDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €35,503 EUR|Low: €7,913 EUR|High: €36,287 EUR|Avg: €17,420 EUR|-2.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7€7,913 EUR
Retailer 4€8,342 EUR
Retailer 5€8,342 EUR
Retailer 10€8,522 EUR
Retailer 2€9,981 EUR
Retailer 3€15,835 EUR
Retailer 9€22,379 EUR
Retailer 6€26,531 EUR
Retailer 8€33,359 EUR
Brilliant Earth€35,503 EUR

41 data points across 10 retailers

11 retailers€8,342 EUR to €26,531 EUR

Retailer 1
-
€7,913 EUR
$8,875 USD
Price last confirmed 12 days ago
B+
Retailer 2
-
€8,342 EUR
$9,356 USD
View
B+
Retailer 3
-
€8,342 EUR
HK$73,100 HKD
View
B+
Retailer 4
-
€8,522 EUR
$9,558 USD
View
B+
Retailer 5
-
€9,981 EUR
£8,814 GBP
View
B
Retailer 6
-
€15,835 EUR
View
B
Retailer 7
-
€22,379 EUR
$25,101 USD
View
B
Retailer 8
-
€26,531 EUR
$29,758 USD
View
Retailer 9
-
€33,359 EUR
$37,416 USD
View
Price under review
Retailer 10
-
€35,200 EUR
$39,480 USD
View
Price under review
Most Expensive
Brilliant Earth
19832453A · Nov 2
€35,503 EUR
$39,820 USD
View
Price under review
10 more retailers have this diamond
Prices start from €8,342 EURSave up to €18,190 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.

B+
20.83ct Emerald
€8,342 EUR