Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG849675652

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849675652

Diamond specifications and retailer prices

From $1,723 AUD
$1,210 USD
As of October 29, 2026
Save $7,075 AUD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,798 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise 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 LG849675652 or 849675652. Listed at 15 retailers as of October 28, 2026, with prices from $1,723 to $8,798, a $7,075 spread on the same certified stone. Brilliant Earth lists it at $8,798. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849675652
Dimensions15.21 × 7.78 × 4.67 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.21 mm7.78 mm3.10 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849675652
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.0%

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: $8,798 AUD|Low: $1,723 AUD|High: $8,798 AUD|Avg: $4,053 AUD
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
October 29, 2026
Retailer 6$1,723 AUD
Retailer 13$2,036 AUD
Retailer 9$2,189 AUD
Retailer 3$2,195 AUD
Retailer 11$2,555 AUD
Retailer 2$2,577 AUD
Retailer 14$2,843 AUD
Retailer 12$3,620 AUD
Retailer 4$4,106 AUD
Retailer 7$4,369 AUD
Retailer 10$5,169 AUD
Retailer 15$5,700 AUD
Retailer 8$6,086 AUD
Retailer 5$6,236 AUD
Brilliant Earth$8,798 AUD

6 data points across 15 retailers

15 retailers$1,723 AUD to $8,798 AUD

A
Cheapest Retailer
-
$1,723 AUD
$1,210 USD
Final sale: no returns
B+
Retailer 2
-
$2,036 AUD
$1,430 USD
View
B+
Retailer 3
-
$2,189 AUD
£1,211 GBP
View
B+
Retailer 4
-
$2,195 AUD
$1,542 USD
View
B+
Retailer 5
-
$2,555 AUD
$1,795 USD
View
B+
Retailer 6
-
$2,577 AUD
£1,426 GBP
View
Retailer 7
-
$2,843 AUD
€1,902 EUR
View
Price last confirmed 7 days ago
B
Retailer 8
-
$3,620 AUD
$2,543 USD
View
Retailer 9
-
$4,106 AUD
ZAR 46,590 ZAR
View
Price last confirmed 8 days ago
Retailer 10
-
$4,369 AUD
$3,069 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$5,169 AUD
$3,631 USD
View
B
Retailer 12
-
$5,700 AUD
$4,004 USD
View
B
Retailer 13
-
$6,086 AUD
£3,366 GBP
View
B
Retailer 14
-
$6,236 AUD
$4,381 USD
View
Most Expensive
B
Brilliant Earth
22252141A · Oct 28
$8,798 AUD
$6,180 USD
View
14 more retailers have this diamond
Prices start from $1,723 AUDSave up to $7,075 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 Marquise
$1,723 AUD