Radiant|Lab Grown|IGI

1.51ct H VVS2 Radiant Lab Grown Diamond

ID • H/VVS2 • IGI LG650418656

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

Certificate IGI LG650418656

Diamond specifications and retailer prices

From $208 USD
As of October 27, 2026
Save $852 USD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,060 USD at Brilliant Earth · As of October 28, 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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG650418656 or 650418656. Listed at 20 retailers as of October 27, 2026, with prices from $208 to $1,060, a $852 spread on the same certified stone. Brilliant Earth lists it at $1,060. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650418656
Dimensions8.01 × 5.83 × 3.88 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.01 mm5.83 mm1.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650418656
Side View
Table 62.0%Crown 40.9°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 66.6%

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 27
Current: $1,060 USD|Low: $207 USD|High: $1,150 USD|Avg: $603 USD|-7.8%
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
November 1, 2026
Retailer 15$208 USD
Retailer 3$233 USD
Retailer 12$241 USD
Retailer 7$267 USD
Retailer 11$348 USD
Retailer 13$443 USD
Retailer 8$485 USD
Retailer 14$492 USD
Retailer 10$513 USD
Retailer 5$603 USD
Retailer 9$668 USD
Retailer 6$860 USD
Retailer 4$883 USD
Retailer 2$1,034 USD
Brilliant Earth$1,060 USD

31 data points across 15 retailers

20 retailers$208 USD to $1,060 USD

A
Cheapest Retailer
-
$208 USD
A
Retailer 2
-
$233 USD
View
Final sale: no returns
A
Retailer 3
-
$241 USD
View
A
Retailer 4
-
$258 USD
View
Retailer 5
-
$267 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$267 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$348 USD
View
A
Retailer 8
-
$443 USD
ZAR 7,162 ZAR
View
A
Retailer 9
-
$485 USD
€462 EUR
View
A
Retailer 10
-
$492 USD
View
A
Retailer 11
-
$513 USD
View
A
Retailer 12
-
$603 USD
A$927 AUD
View
B+
Retailer 13
-
$668 USD
View
Retailer 14
-
$784 USD
View
Price last confirmed 27 days ago
Retailer 15
-
$860 USD
View
Price last confirmed 7 days ago
Retailer 16
-
$860 USD
View
Price last confirmed 7 days ago
B
Retailer 17
-
$883 USD
View
B+
Retailer 18
-
$1,034 USD
£814 GBP
View
B
Retailer 19
-
$1,060 USD
View
Most Expensive
B
Brilliant Earth
14224892A · Oct 28
$1,060 USD
View
19 more retailers have this diamond
Prices start from $208 USDSave up to $852 USD

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
$208 USD