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Radiant|Lab Grown|IGI

3.10ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG760517378

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

Certificate IGI LG760517378

Diamond specifications and retailer prices

From $676 AUD
$475 USD
As of October 27, 2026
Save $5,331 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,583 AUD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 3.1ct lab-grown radiant diamond

This 3.1ct 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 LG760517378 or 760517378. Listed at 17 retailers as of October 27, 2026, with a 788% 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

3.10
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760517378
Dimensions7.33 × 7.33 × 4.81 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.33 mm7.33 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760517378
Side View
Table 64.0%Crown 45.3°Girdle: MediumPavilion 34.8°Culet: NoneDepth 65.6%

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 27
Current: $8,583 AUD|Low: $505 AUD|High: $8,583 AUD|Avg: $2,598 AUD|+57.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
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Retailer 21
October 28, 2026
Retailer 17$676 AUD
Retailer 7$810 AUD
Retailer 2$1,112 AUD
Retailer 5$1,138 AUD
Retailer 10$1,169 AUD
Retailer 15$1,174 AUD
Retailer 9$1,406 AUD
Retailer 21$1,414 AUD
Retailer 16$1,497 AUD
Retailer 14$1,732 AUD
Retailer 18$2,058 AUD
Retailer 3$2,277 AUD
Retailer 12$2,800 AUD
Retailer 11$2,997 AUD
Retailer 4$3,104 AUD
Retailer 8$3,218 AUD
Retailer 6$3,843 AUD
Retailer 20$4,235 AUD
Retailer 19$5,153 AUD
Retailer 13$6,007 AUD
Brilliant Earth$8,583 AUD

26 data points across 21 retailers

17 retailers$676 AUD to $6,007 AUD

A
Cheapest Retailer
-
$676 AUD
$475 USD
B+
Retailer 2
-
$1,112 AUD
$781 USD
View
A
Retailer 3
-
$1,138 AUD
$800 USD
View
A
Retailer 4
-
$1,174 AUD
$825 USD
View
A
Retailer 5
-
$1,414 AUD
€946 EUR
View
A
Retailer 6
-
$1,497 AUD
$1,052 USD
View
Retailer 7
-
$1,732 AUD
ZAR 19,652 ZAR
View
Price last confirmed 64 days ago
A
Retailer 8
-
$2,058 AUD
$1,446 USD
View
B+
Retailer 9
-
$2,277 AUD
$1,600 USD
View
B+
Retailer 10
-
$2,324 AUD
CA$2,268 CAD
View
Retailer 11
-
$3,104 AUD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
$3,354 AUD
$2,356 USD
View
Retailer 13
-
$3,843 AUD
$2,700 USD
View
Price last confirmed 31 days ago
B
Retailer 14
-
$4,235 AUD
£2,343 GBP
View
B
Retailer 15
-
$5,153 AUD
$3,621 USD
View
B
Retailer 16
-
$6,007 AUD
$4,220 USD
View
Most Expensive
Brilliant Earth
22172524A · Oct 18
$8,583 AUD
$6,030 USD
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from $676 AUDSave up to $5,331 AUD

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
3.10ct Radiant
$676 AUD