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Emerald|Lab Grown|IGI

20.05ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG825691487

Shape and cutting style on the report: Emerald cut

Certificate IGI LG825691487

Diamond specifications and retailer prices

From €5,176 EUR
$5,783 USD
As of November 2, 2026
Save €17,893 EUR (78%) vs most expensive(unlock to see where)
15 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 LG825691487 or 825691487. Listed at 15 retailers as of October 31, 2026, with a 346% 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 angle34.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825691487
Dimensions18.36 × 12.86 × 7.96 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.36 mm12.86 mm20.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825691487
Side View
Table 69.0%Crown 34.1°Girdle: ThickPavilion 38.8°Culet: LargeDepth 61.9%

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: €34,013 EUR|Low: €5,176 EUR|High: €34,013 EUR|Avg: €13,732 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9€5,176 EUR
Retailer 6€6,006 EUR
Retailer 7€7,067 EUR
Retailer 8€7,265 EUR
Retailer 2€7,719 EUR
Retailer 10€9,269 EUR
Retailer 5€11,174 EUR
Retailer 4€11,463 EUR
Retailer 3€21,077 EUR
Retailer 11€23,069 EUR
Brilliant Earth€34,013 EUR

41 data points across 11 retailers

15 retailers€5,176 EUR to €23,069 EUR

A
Cheapest Retailer
-
€5,176 EUR
$5,783 USD
B+
Retailer 2
-
€5,424 EUR
$6,060 USD
View
B+
Retailer 3
-
€6,004 EUR
$6,708 USD
View
Retailer 4
-
€6,004 EUR
$6,708 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
€6,006 EUR
$6,710 USD
View
Retailer 6
-
€7,067 EUR
$7,895 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
€7,128 EUR
$7,963 USD
View
B+
Retailer 8
-
€7,265 EUR
$8,116 USD
View
B+
Retailer 9
-
€7,719 EUR
£6,790 GBP
View
B
Retailer 10
-
€9,269 EUR
$10,355 USD
View
B
Retailer 11
-
€11,174 EUR
View
B
Retailer 12
-
€11,463 EUR
A$19,703 AUD
View
B
Retailer 13
-
€21,077 EUR
$23,547 USD
View
B
Retailer 14
-
€23,069 EUR
$25,773 USD
View
Most Expensive
Brilliant Earth
21107592A · Oct 31
€34,013 EUR
$38,000 USD
View
Price under review
14 more retailers have this diamond
Prices start from €5,176 EURSave up to €17,893 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
€5,176 EUR