Radiant|Lab Grown|IGI

10.39ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG597355311

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

Certificate IGI LG597355311

Diamond specifications and retailer prices

From $6,325 USD
As of October 30, 2026
Save $7,456 USD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $25,395 USD at Taylor and Hart · As of October 18, 2026
View at Taylor and Hart

About this 10.39ct lab-grown radiant diamond

This 10.39ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG597355311 or 597355311. Listed at 17 retailers as of October 30, 2026, with a 118% 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

10.39
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597355311
Dimensions15.90 × 10.54 × 6.83 mm
L/W Ratio1.51
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
15.90 mm10.54 mm10.39 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597355311
Side View
Table 65.0%Crown 45.1°Girdle: MED-STKPavilion 31.9°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $9,206 USD|Low: $6,072 USD|High: $13,781 USD|Avg: $8,580 USD|-0.0%
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
Retailer 15
October 30, 2026
Retailer 14$6,325 USD
Retailer 8$6,515 USD
Retailer 9$6,581 USD
Retailer 5$6,811 USD
Retailer 11$7,315 USD
Retailer 15$7,336 USD
Retailer 4$7,337 USD
Retailer 2$8,508 USD
Retailer 3$8,709 USD
Retailer 10$8,724 USD
Retailer 1$9,206 USD
Retailer 7$9,395 USD
Retailer 6$10,470 USD
Retailer 13$10,947 USD
Retailer 12$13,781 USD

41 data points across 15 retailers

17 retailers$6,325 USD to $13,781 USD

B+
Cheapest Retailer
-
$6,325 USD
Retailer 2
-
$6,515 USD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
$6,578 USD
View
Retailer 4
-
$6,581 USD
£5,182 GBP
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$6,811 USD
View
B+
Retailer 6
-
$7,315 USD
View
B+
Retailer 7
-
$7,336 USD
View
Retailer 8
-
$7,337 USD
View
Price last confirmed 18 days ago
B
Retailer 9
-
$8,508 USD
View
B
Retailer 10
-
$8,709 USD
View
B
Retailer 11
-
$8,724 USD
View
B+
Retailer 12
-
$9,206 USD
£7,249 GBP
View
B
Retailer 13
-
$9,395 USD
View
B
Retailer 14
-
$10,470 USD
£8,244 GBP
View
Retailer 15
-
$10,947 USD
A$16,841 AUD
View
Price last confirmed 22 days ago
B
Retailer 16
-
$13,781 USD
View
Most Expensive
Taylor and Hart
Y9CRDGU · Oct 18
$25,395 USD
View
Price under review
16 more retailers have this diamond
Prices start from $6,325 USDSave up to $7,456 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.

B+
10.39ct Radiant
$6,325 USD