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Radiant|Lab Grown|IGI

2.66ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG522239863

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

Certificate IGI LG522239863

Diamond specifications and retailer prices

From €1,721 EUR
$1,930 USD
As of October 30, 2026
Save €7,421 EUR (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €11,487 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 2.66ct lab-grown radiant diamond

This 2.66ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522239863 or 522239863. Listed at 14 retailers as of October 29, 2026, with a 431% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.66
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522239863
Dimensions9.20 × 6.98 × 4.66 mm
L/W Ratio1.32
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
9.20 mm6.98 mm2.66 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522239863
Side View
Table 68.5%Crown 44.4°Girdle: MED-STKPavilion 32°Culet: NoneDepth 66.8%

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 30
Current: €5,638 EUR|Low: €1,721 EUR|High: €11,487 EUR|Avg: €5,701 EUR|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 31, 2026
Retailer 3€1,721 EUR
Retailer 6€3,786 EUR
Retailer 2€4,004 EUR
Retailer 9€4,240 EUR
Retailer 7€4,392 EUR
Retailer 10€4,436 EUR
Retailer 1€5,638 EUR
Retailer 5€5,715 EUR
Retailer 8€6,797 EUR
Retailer 4€9,142 EUR
Reve Diamonds€11,487 EUR

41 data points across 11 retailers

14 retailers€1,721 EUR to €9,142 EUR

B+
Cheapest Retailer
-
€1,721 EUR
$1,930 USD
B
Retailer 2
-
€3,786 EUR
$4,246 USD
View
B
Retailer 3
-
€3,968 EUR
$4,450 USD
View
B
Retailer 4
-
€4,004 EUR
$4,491 USD
View
B
Retailer 5
-
€4,240 EUR
$4,756 USD
View
Final sale: no returns
B
Retailer 6
-
€4,392 EUR
$4,926 USD
View
Retailer 7
-
€4,392 EUR
$4,926 USD
View
Price last confirmed 20 days ago
B
Retailer 8
-
€4,436 EUR
$4,975 USD
View
B
Retailer 9
-
€5,488 EUR
$6,155 USD
View
B
Retailer 10
-
€5,638 EUR
£4,979 GBP
View
B
Retailer 11
-
€5,715 EUR
$6,410 USD
View
B
Retailer 12
-
€6,797 EUR
$7,624 USD
View
B
Retailer 13
-
€9,142 EUR
£8,074 GBP
View
Most Expensive
Reve Diamonds
5087B6383 · Oct 30
€11,487 EUR
$12,884 USD
View
Price under review
13 more retailers have this diamond
Prices start from €1,721 EURSave up to €7,421 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+
2.66ct Radiant
€1,721 EUR