Radiant|Lab Grown|IGI

3.05ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG756598031

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

Certificate IGI LG756598031

Diamond specifications and retailer prices

From $778 USD
As of October 28, 2026
Save $5,052 USD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,120 USD at Brilliant Earth · As of October 3, 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 LG756598031 or 756598031. Listed at 23 retailers as of October 28, 2026, with a 649% 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

3.05
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756598031
Dimensions7.33 × 7.33 × 4.83 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.33 mm7.33 mm3.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756598031
Side View
Table 65.0%Crown 44.4°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 65.9%

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 28
Current: $6,120 USD|Low: $630 USD|High: $6,120 USD|Avg: $1,897 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
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 3$656 USD
Retailer 4$761 USD
Retailer 13$761 USD
Retailer 8$778 USD
Retailer 15$875 USD
Retailer 9$1,031 USD
Retailer 6$1,068 USD
Retailer 10$1,340 USD
Retailer 12$1,896 USD
Retailer 14$1,944 USD
Retailer 2$1,951 USD
Retailer 16$2,274 USD
Retailer 5$2,596 USD
Retailer 7$2,606 USD
Retailer 11$3,303 USD
Brilliant Earth$6,120 USD

43 data points across 16 retailers

23 retailers$778 USD to $5,830 USD

A
Retailer 1
-
$656 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$714 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$761 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$761 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$778 USD
View
Final sale: no returns
A
Retailer 6
-
$875 USD
View
A
Retailer 7
-
$1,031 USD
£812 GBP
View
A
Retailer 8
-
$1,046 USD
View
A
Retailer 9
-
$1,068 USD
View
A
Retailer 10
-
$1,340 USD
£1,055 GBP
View
B+
Retailer 11
-
$1,896 USD
A$2,917 AUD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$1,944 USD
View
B+
Retailer 13
-
$1,951 USD
ZAR 31,515 ZAR
View
B+
Retailer 14
-
$2,274 USD
A$3,498 AUD
View
Price last confirmed 20 days ago
B
Retailer 15
-
$2,362 USD
View
Price last confirmed 28 days ago
B
Retailer 16
-
$2,362 USD
View
B
Retailer 17
-
$2,596 USD
View
B
Retailer 18
-
$2,606 USD
£2,052 GBP
View
B
Retailer 19
-
$2,629 USD
View
B
Retailer 20
-
$3,007 USD
View
B
Retailer 21
-
$3,303 USD
£2,601 GBP
View
B
Retailer 22
-
$5,830 USD
View
Most Expensive
B
Brilliant Earth
21651329A · Oct 3
$6,120 USD
View
Price last confirmed 25 days ago
22 more retailers have this diamond
Prices start from $778 USDSave up to $5,052 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
$778 USD