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Radiant|Lab Grown|IGI

11.23ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG620445939

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG620445939

Diamond specifications and retailer prices

From €1,527 EUR
$1,706 USD
As of October 30, 2026
Save €7,907 EUR (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €9,434 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.23ct lab-grown radiant diamond

This 11.23ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620445939 or 620445939. Listed at 21 retailers as of October 30, 2026, with prices from €1,527 to €9,434, a €7,907 spread on the same certified stone. Brilliant Earth lists it at €9,434. 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

11.23
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620445939
Dimensions15.76 × 10.97 × 7.45 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.76 mm10.97 mm11.23 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620445939
Side View
Table 66.0%Crown 43.6°Girdle: MediumPavilion 35.6°Culet: NoneDepth 67.9%

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: Oct 30
Current: €9,434 EUR|Low: €1,430 EUR|High: €11,403 EUR|Avg: €3,467 EUR|-17.3%
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 21€1,430 EUR
Retailer 3€1,527 EUR
Retailer 18€1,661 EUR
Retailer 8€1,710 EUR
Retailer 5€1,771 EUR
Retailer 6€1,771 EUR
Retailer 17€1,924 EUR
Retailer 11€2,304 EUR
Retailer 2€2,511 EUR
Retailer 16€2,742 EUR
Retailer 9€2,782 EUR
Retailer 15€2,879 EUR
Retailer 19€3,054 EUR
Retailer 13€3,282 EUR
Retailer 4€3,320 EUR
Retailer 14€3,669 EUR
Retailer 10€4,774 EUR
Retailer 20€5,106 EUR
Retailer 7€5,120 EUR
Retailer 12€6,563 EUR
Brilliant Earth€9,434 EUR

41 data points across 21 retailers

21 retailers€1,527 EUR to €9,434 EUR

Retailer 1
-
€1,430 EUR
£1,258 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
€1,527 EUR
$1,706 USD
View
A
Retailer 3
-
€1,661 EUR
$1,856 USD
View
A
Retailer 4
-
€1,771 EUR
$1,979 USD
View
Retailer 5
-
€1,771 EUR
$1,979 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
€1,924 EUR
$2,150 USD
View
A
Retailer 7
-
€2,304 EUR
$2,574 USD
View
A
Retailer 8
-
€2,511 EUR
£2,209 GBP
View
A
Retailer 9
-
€2,742 EUR
ZAR 49,491 ZAR
View
B+
Retailer 10
-
€2,782 EUR
$3,108 USD
View
A
Retailer 11
-
€2,879 EUR
View
A
Retailer 12
-
€3,054 EUR
$3,412 USD
View
Retailer 13
-
€3,282 EUR
A$5,641 AUD
View
A
Retailer 14
-
€3,320 EUR
$3,709 USD
View
B+
Retailer 15
-
€3,669 EUR
£3,228 GBP
View
B+
Retailer 16
-
€4,774 EUR
$5,333 USD
View
Retailer 17
-
€5,106 EUR
$5,705 USD
View
Price last confirmed 11 days ago
Retailer 18
-
€5,120 EUR
$5,720 USD
View
Price last confirmed 21 days ago
B
Retailer 19
-
€6,214 EUR
$6,943 USD
View
B
Retailer 20
-
€6,563 EUR
$7,332 USD
View
Most Expensive
B
Brilliant Earth
9243981A · Oct 31
€9,434 EUR
$10,540 USD
View
20 more retailers have this diamond
Prices start from €1,527 EURSave up to €7,907 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
11.23ct Radiant
€1,527 EUR