Radiant|Lab Grown|IGI

1.51ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG638430101

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

Certificate IGI LG638430101

Diamond specifications and retailer prices

From €188 EUR
$210 USD
As of October 27, 2026
Save €886 EUR (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,226 EUR at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG638430101 or 638430101. Listed at 23 retailers as of October 27, 2026, with a 471% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638430101
Dimensions8.22 × 5.68 × 3.79 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm5.68 mm1.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638430101
Side View
Table 65.0%Crown 41.6°Girdle: MediumPavilion 34.7°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: €1,074 EUR|Low: €188 EUR|High: €1,226 EUR|Avg: €574 EUR|-12.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 3€188 EUR
Retailer 5€211 EUR
Retailer 14€218 EUR
Retailer 13€315 EUR
Retailer 15€401 EUR
Retailer 2€431 EUR
Retailer 10€438 EUR
Retailer 17€449 EUR
Retailer 12€462 EUR
Retailer 7€545 EUR
Retailer 11€605 EUR
Retailer 6€798 EUR
Retailer 9€855 EUR
Retailer 16€914 EUR
Retailer 4€951 EUR
Retailer 8€967 EUR
Brilliant Earth€1,074 EUR

41 data points across 17 retailers

23 retailers€188 EUR to €1,074 EUR

A
Cheapest Retailer
-
€188 EUR
$210 USD
A
Retailer 2
-
€211 EUR
$236 USD
View
Final sale: no returns
A
Retailer 3
-
€218 EUR
$244 USD
View
Retailer 4
-
€241 EUR
$269 USD
View
Price last confirmed 7 days ago
Retailer 5
-
€241 EUR
$269 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€315 EUR
$352 USD
View
A
Retailer 7
-
€401 EUR
ZAR 7,240 ZAR
View
A
Retailer 8
-
€431 EUR
£379 GBP
View
A
Retailer 9
-
€438 EUR
View
A
Retailer 10
-
€449 EUR
$502 USD
View
A
Retailer 11
-
€462 EUR
$516 USD
View
A
Retailer 12
-
€545 EUR
A$937 AUD
View
B+
Retailer 13
-
€605 EUR
$676 USD
View
Retailer 14
-
€707 EUR
$790 USD
View
Price last confirmed 27 days ago
Retailer 15
-
€775 EUR
$866 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
€798 EUR
$892 USD
View
B+
Retailer 17
-
€847 EUR
$946 USD
View
Retailer 18
-
€855 EUR
$955 USD
View
Price last confirmed 14 days ago
B
Retailer 19
-
€914 EUR
£804 GBP
View
B
Retailer 20
-
€951 EUR
$1,063 USD
View
Retailer 21
-
€967 EUR
£851 GBP
View
Price last confirmed 7 days ago
B
Retailer 22
-
€1,074 EUR
$1,200 USD
View
Most Expensive
Brilliant Earth
14449008A · Oct 16
€1,226 EUR
$1,370 USD
View
Price last confirmed 16 days ago
22 more retailers have this diamond
Prices start from €188 EURSave up to €886 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
1.51ct Radiant
€188 EUR