Radiant|Lab Grown|IGI

3.05ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG815654626

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

Certificate IGI LG815654626

Diamond specifications and retailer prices

From $464 USD
As of October 27, 2026
Save $3,636 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,100 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.05ct lab-grown radiant diamond

This 3.05ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815654626 or 815654626. Listed at 21 retailers as of October 26, 2026, with prices from $464 to $4,100, a $3,636 spread on the same certified stone. Brilliant Earth lists it at $4,100. 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

3.05
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815654626
Dimensions10.13 × 7.09 × 4.92 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.13 mm7.09 mm3.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815654626
Side View
Table 63.0%Crown 40.7°Girdle: MediumPavilion 35.9°Culet: NoneDepth 69.4%

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 27
Current: $4,100 USD|Low: $464 USD|High: $4,100 USD|Avg: $1,492 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 27, 2026
Retailer 10$464 USD
Retailer 11$518 USD
Retailer 3$519 USD
Retailer 17$575 USD
Retailer 18$715 USD
Retailer 2$726 USD
Retailer 12$761 USD
Retailer 9$947 USD
Retailer 15$977 USD
Retailer 21$1,007 USD
Retailer 5$1,365 USD
Retailer 8$1,409 USD
Retailer 19$1,669 USD
Retailer 16$1,775 USD
Retailer 14$2,023 USD
Retailer 7$2,162 USD
Retailer 4$2,181 USD
Retailer 13$2,562 USD
Retailer 20$2,652 USD
Retailer 6$3,550 USD
Brilliant Earth$4,100 USD

5 data points across 21 retailers

21 retailers$464 USD to $4,100 USD

A
Cheapest Retailer
-
$464 USD
A
Retailer 2
-
$518 USD
View
Final sale: no returns
A
Retailer 3
-
$519 USD
View
A
Retailer 4
-
$575 USD
View
A
Retailer 5
-
$715 USD
View
A
Retailer 6
-
$726 USD
£572 GBP
View
B+
Retailer 7
-
$761 USD
View
A
Retailer 8
-
$947 USD
View
A
Retailer 9
-
$977 USD
£769 GBP
View
A
Retailer 10
-
$1,007 USD
View
A
Retailer 11
-
$1,365 USD
ZAR 22,052 ZAR
View
A
Retailer 12
-
$1,409 USD
View
B+
Retailer 13
-
$1,669 USD
View
B+
Retailer 14
-
$1,775 USD
CA$2,465 CAD
View
B+
Retailer 15
-
$2,023 USD
View
B+
Retailer 16
-
$2,162 USD
View
B+
Retailer 17
-
$2,181 USD
View
B
Retailer 18
-
$2,562 USD
View
B
Retailer 19
-
$2,652 USD
£2,088 GBP
View
B
Retailer 20
-
$3,550 USD
View
Most Expensive
B
Brilliant Earth
20707608Y · Oct 26
$4,100 USD
View
20 more retailers have this diamond
Prices start from $464 USDSave up to $3,636 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
3.05ct Radiant
$464 USD