Radiant|Lab Grown|IGI

3.50ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG837645134

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

Certificate IGI LG837645134

Diamond specifications and retailer prices

From $510 USD
As of October 29, 2026
Save $6,030 USD (92%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,540 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.5ct lab-grown radiant diamond

This 3.5ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837645134 or 837645134. Listed at 13 retailers as of October 29, 2026, with prices from $510 to $6,540, a $6,030 spread on the same certified stone. Brilliant Earth lists it at $6,540. 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

3.50
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle29.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837645134
Dimensions10.31 × 7.37 × 4.98 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.31 mm7.37 mm3.50 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837645134
Side View
Table 63.0%Crown 44.1°Girdle: ThickPavilion 29.2°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
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 29
Current: $6,540 USD|Low: $510 USD|High: $6,540 USD|Avg: $1,741 USD
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
October 29, 2026
Retailer 3$510 USD
Retailer 11$705 USD
Retailer 7$743 USD
Retailer 8$775 USD
Retailer 5$906 USD
Retailer 2$935 USD
Retailer 13$1,478 USD
Retailer 9$1,518 USD
Retailer 4$1,847 USD
Retailer 12$2,009 USD
Retailer 10$2,051 USD
Retailer 6$2,087 USD
Brilliant Earth$6,540 USD

34 data points across 13 retailers

13 retailers$510 USD to $6,540 USD

A
Cheapest Retailer
-
$510 USD
Final sale: no returns
A
Retailer 2
-
$705 USD
View
A
Retailer 3
-
$743 USD
£585 GBP
View
B+
Retailer 4
-
$775 USD
View
A
Retailer 5
-
$906 USD
€863 EUR
View
A
Retailer 6
-
$935 USD
£736 GBP
View
A
Retailer 7
-
$1,478 USD
View
A
Retailer 8
-
$1,518 USD
View
B+
Retailer 9
-
$1,847 USD
View
B+
Retailer 10
-
$2,009 USD
View
B+
Retailer 11
-
$2,051 USD
View
B+
Retailer 12
-
$2,087 USD
£1,643 GBP
View
Most Expensive
B
Brilliant Earth
21573869A · Oct 29
$6,540 USD
View
12 more retailers have this diamond
Prices start from $510 USDSave up to $6,030 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
3.50ct Radiant
$510 USD