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Marquise|Lab Grown|IGI

3.09ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • IGI LG843683220

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843683220

Diamond specifications and retailer prices

From $824 AUD
As of November 4, 2026
Save $3,615 AUD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,386 AUD at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843683220 or 843683220. Listed at 23 retailers as of November 3, 2026, with a 439% 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

3.09
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843683220
Dimensions14.93 × 7.62 × 4.74 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
14.93 mm7.62 mm3.09 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843683220
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.2%

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: Nov 4
Current: $6,386 AUD|Low: $824 AUD|High: $6,386 AUD|Avg: $2,310 AUD
Brilliant Earth
Retailer 2
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November 4, 2026
Retailer 8$824 AUD
Retailer 12$922 AUD
Retailer 22$924 AUD
Retailer 5$1,022 AUD
Retailer 23$1,022 AUD
Retailer 7$1,212 AUD
Retailer 15$1,361 AUD
Retailer 21$1,473 AUD
Retailer 11$1,522 AUD
Retailer 2$1,581 AUD
Retailer 4$2,077 AUD
Retailer 19$2,147 AUD
Retailer 20$2,158 AUD
Retailer 17$2,218 AUD
Retailer 14$2,267 AUD
Retailer 10$2,688 AUD
Retailer 6$3,293 AUD
Retailer 9$3,310 AUD
Retailer 16$3,348 AUD
Retailer 3$3,423 AUD
Retailer 18$3,719 AUD
Retailer 13$4,439 AUD
Brilliant Earth$6,386 AUD

24 data points across 23 retailers

23 retailers$824 AUD to $4,439 AUD

A
Cheapest Retailer
-
$824 AUD
A
Retailer 2
-
$922 AUD
View
Final sale: no returns
A
Retailer 3
-
$924 AUD
View
A
Retailer 4
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$1,022 AUD
View
Retailer 5
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$1,022 AUD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$1,212 AUD
View
A
Retailer 7
-
$1,361 AUD
View
Retailer 8
-
$1,473 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$1,522 AUD
View
A
Retailer 10
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$1,581 AUD
View
A
Retailer 11
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$2,077 AUD
View
A
Retailer 12
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$2,147 AUD
View
A
Retailer 13
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$2,158 AUD
View
A
Retailer 14
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$2,218 AUD
View
B+
Retailer 15
-
$2,267 AUD
View
B+
Retailer 16
-
$2,688 AUD
View
B+
Retailer 17
-
$3,293 AUD
View
B+
Retailer 18
-
$3,310 AUD
View
B+
Retailer 19
-
$3,348 AUD
View
B+
Retailer 20
-
$3,423 AUD
View
B
Retailer 21
-
$3,719 AUD
View
B
Retailer 22
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$4,439 AUD
View
Most Expensive
Brilliant Earth
21828251A · Oct 17
$6,386 AUD
$4,480 USD
View
Price last confirmed 18 days ago
22 more retailers have this diamond
Prices start from $824 AUDSave up to $3,615 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
3.09ct Marquise
$824 AUD