Radiant|Lab Grown|IGI

3.09ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG758551605

Certificate IGI LG758551605

Diamond specifications and retailer prices

From $690 USD
As of October 31, 2026
Save $4,710 USD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,400 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758551605 or 758551605. Listed at 15 retailers as of October 31, 2026, with prices from $690 to $5,400, a $4,710 spread on the same certified stone. Brilliant Earth lists it at $5,400. 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

3.09
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758551605
Dimensions7.20 × 7.20 × 4.92 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.20 mm7.20 mm3.09 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758551605
Side View
Table 65.0%Crown 45.9°Girdle: Slightly ThickPavilion 35.6°Culet: NoneDepth 68.3%

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 31
Current: $5,050 USD|Low: $690 USD|High: $5,050 USD|Avg: $2,142 USD|+24.1%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 7
Retailer 8
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Retailer 20
November 1, 2026
Retailer 18$690 USD
Retailer 13$698 USD
Retailer 14$720 USD
Retailer 6$723 USD
Retailer 16$877 USD
Retailer 4$919 USD
Retailer 7$947 USD
Retailer 9$955 USD
Retailer 5$962 USD
Retailer 20$1,465 USD
Retailer 15$1,582 USD
Retailer 8$1,852 USD
Retailer 19$2,045 USD
Retailer 10$2,081 USD
Retailer 2$2,511 USD
Retailer 3$3,592 USD
Retailer 17$3,900 USD
Retailer 11$4,460 USD
Retailer 12$4,460 USD
Brilliant Earth$5,050 USD

8 data points across 20 retailers

15 retailers$690 USD to $5,400 USD

A
Cheapest Retailer
-
$690 USD
A
Retailer 2
-
$698 USD
View
A
Retailer 3
-
$720 USD
£567 GBP
View
B+
Retailer 4
-
$723 USD
View
A
Retailer 5
-
$827 USD
View
A
Retailer 6
-
$877 USD
€835 EUR
View
A
Retailer 7
-
$962 USD
View
B+
Retailer 8
-
$1,465 USD
View
B+
Retailer 9
-
$1,582 USD
View
B+
Retailer 10
-
$2,045 USD
A$3,146 AUD
View
B
Retailer 11
-
$2,511 USD
£1,977 GBP
View
B
Retailer 12
-
$3,592 USD
View
B
Retailer 13
-
$3,900 USD
View
B
Retailer 14
-
$5,050 USD
View
Most Expensive
B
Brilliant Earth
22410553A · Oct 31
$5,400 USD
View
14 more retailers have this diamond
Prices start from $690 USDSave up to $4,710 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
3.09ct Radiant
$690 USD