Radiant|Lab Grown|IGI

7.51ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG604398922

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

Certificate IGI LG604398922

Diamond specifications and retailer prices

From $2,191 USD
As of October 30, 2026
Save $12,879 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $17,210 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 7.51ct lab-grown radiant diamond

This 7.51ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG604398922 or 604398922. Listed at 20 retailers as of October 30, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

7.51
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle49.1°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604398922
Dimensions13.77 × 9.42 × 6.41 mm
L/W Ratio1.46
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
13.77 mm9.42 mm7.51 ctD / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604398922
Side View
Table 66.0%Crown 49.1°Girdle: MediumPavilion 35.9°Culet: NoneDepth 68.0%

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: $3,832 USD|Low: $2,103 USD|High: $7,612 USD|Avg: $4,037 USD|-0.6%
Retailer 1
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
November 1, 2026
Retailer 12$2,191 USD
Retailer 3$2,384 USD
Retailer 5$2,453 USD
Retailer 13$2,542 USD
Retailer 11$2,705 USD
Retailer 4$2,907 USD
Retailer 9$3,570 USD
Retailer 1$3,832 USD
Retailer 2$3,856 USD
Retailer 10$3,984 USD
Retailer 7$5,067 USD
Retailer 6$5,319 USD
Retailer 14$6,787 USD
Retailer 8$7,551 USD

44 data points across 14 retailers

20 retailers$2,191 USD to $15,070 USD

A
Cheapest Retailer
-
$2,191 USD
A
Retailer 2
-
$2,384 USD
View
A
Retailer 3
-
$2,453 USD
View
Final sale: no returns
A
Retailer 4
-
$2,542 USD
View
Retailer 5
-
$2,542 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$2,705 USD
View
A
Retailer 7
-
$2,907 USD
View
B+
Retailer 8
-
$3,570 USD
View
B+
Retailer 9
-
$3,832 USD
£3,017 GBP
View
B+
Retailer 10
-
$3,856 USD
View
B+
Retailer 11
-
$3,984 USD
View
B+
Retailer 12
-
$4,111 USD
View
B+
Retailer 13
-
$5,067 USD
ZAR 81,856 ZAR
View
B
Retailer 14
-
$5,319 USD
£4,188 GBP
View
B
Retailer 15
-
$6,787 USD
View
B
Retailer 16
-
$7,109 USD
View
B
Retailer 17
-
$7,551 USD
£5,946 GBP
View
B
Retailer 18
-
$9,793 USD
View
B
Retailer 19
-
$15,070 USD
View
Most Expensive
Do Amore Diamonds
23-604398922 · Oct 31
$17,210 USD
View
Price under review
19 more retailers have this diamond
Prices start from $2,191 USDSave up to $12,879 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
7.51ct Radiant
$2,191 USD