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Round|Lab Grown|IGI

20.10ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG805634460

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805634460

Diamond specifications and retailer prices

From €7,388 EUR
£6,499 GBP
As of November 2, 2026
Save €23,090 EUR (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €30,478 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.1ct lab-grown round diamond

This 20.1ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG805634460 or 805634460. Listed at 15 retailers as of October 31, 2026, with prices from €7,388 to €30,478, a €23,090 spread on the same certified stone. Brilliant Earth lists it at €30,478. 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

20.10
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805634460
Dimensions17.53 × 17.48 × 10.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.53 mm17.48 mm20.10 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805634460
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.9%

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: €30,478 EUR|Low: €7,386 EUR|High: €30,478 EUR|Avg: €11,182 EUR
Brilliant Earth
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 6€7,388 EUR
Retailer 11€7,930 EUR
Retailer 3€8,247 EUR
Retailer 13€8,602 EUR
Retailer 5€9,200 EUR
Retailer 12€9,200 EUR
Retailer 9€9,202 EUR
Retailer 10€10,071 EUR
Retailer 4€10,346 EUR
Retailer 2€10,641 EUR
Retailer 7€11,058 EUR
Retailer 8€17,555 EUR
Brilliant Earth€30,478 EUR

43 data points across 13 retailers

15 retailers€7,388 EUR to €30,478 EUR

A
Cheapest Retailer
-
€7,388 EUR
£6,499 GBP
A
Retailer 2
-
€7,930 EUR
$8,860 USD
View
B+
Retailer 3
-
€8,247 EUR
$9,214 USD
View
B+
Retailer 4
-
€8,602 EUR
$9,610 USD
View
B+
Retailer 5
-
€9,200 EUR
$10,278 USD
View
Retailer 6
-
€9,200 EUR
$10,278 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
€9,202 EUR
$10,280 USD
View
B+
Retailer 8
-
€10,071 EUR
$11,251 USD
View
B+
Retailer 9
-
€10,346 EUR
$11,559 USD
View
B+
Retailer 10
-
€10,641 EUR
$11,888 USD
View
B+
Retailer 11
-
€11,058 EUR
£9,728 GBP
View
B
Retailer 12
-
€17,555 EUR
View
B
Retailer 13
-
€21,286 EUR
$23,781 USD
View
B
Retailer 14
-
€29,064 EUR
$32,471 USD
View
Most Expensive
B
Brilliant Earth
20208474A · Oct 31
€30,478 EUR
$34,050 USD
View
14 more retailers have this diamond
Prices start from €7,388 EURSave up to €23,090 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
20.10ct Round
€7,388 EUR