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 €5,156 EUR
$5,783 USD
As of November 2, 2026
Save €17,823 EUR (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €33,880 EUR at Brilliant Earth · As of November 2, 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 November 2, 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
Colour
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: €33,880 EUR|Low: €5,156 EUR|High: €33,880 EUR|Avg: €13,662 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€5,156 EUR
Retailer 6€5,983 EUR
Retailer 7€7,039 EUR
Retailer 8€7,236 EUR
Retailer 2€7,688 EUR
Retailer 10€9,232 EUR
Retailer 5€11,130 EUR
Retailer 4€11,418 EUR
Retailer 3€20,994 EUR
Retailer 11€22,979 EUR
Brilliant Earth€33,880 EUR

40 data points across 11 retailers

15 retailers€5,156 EUR to €22,979 EUR

A
Cheapest Retailer
-
€5,156 EUR
$5,783 USD
B+
Retailer 2
-
€5,403 EUR
$6,060 USD
View
B+
Retailer 3
-
€5,981 EUR
$6,708 USD
View
Retailer 4
-
€5,981 EUR
$6,708 USD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
€5,983 EUR
$6,710 USD
View
Retailer 6
-
€7,039 EUR
$7,895 USD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
€7,100 EUR
$7,963 USD
View
B+
Retailer 8
-
€7,236 EUR
$8,116 USD
View
B+
Retailer 9
-
€7,688 EUR
£6,790 GBP
View
B
Retailer 10
-
€9,232 EUR
$10,355 USD
View
B
Retailer 11
-
€11,130 EUR
View
B
Retailer 12
-
€11,418 EUR
A$19,703 AUD
View
B
Retailer 13
-
€20,994 EUR
$23,547 USD
View
B
Retailer 14
-
€22,979 EUR
$25,773 USD
View
Most Expensive
Brilliant Earth
21107592A · Nov 2
€33,880 EUR
$38,000 USD
View
Price under review
14 more retailers have this diamond
Prices start from €5,156 EURSave up to €17,823 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
€5,156 EUR