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Marquise|Lab Grown|IGI

3.09ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG847635812

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847635812

Diamond specifications and retailer prices

From $843 AUD
$592 USD
As of October 28, 2026
Save $4,381 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,224 AUD at Brilliant Earth · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847635812 or 847635812. Listed at 17 retailers as of October 28, 2026, with prices from $843 to $5,224, a $4,381 spread on the same certified stone. Brilliant Earth lists it at $5,224. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847635812
Dimensions14.60 × 7.82 × 4.75 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.60 mm7.82 mm3.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847635812
Side View
Table 58.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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: $1,442 AUD|Low: $843 AUD|High: $4,000 AUD|Avg: $1,967 AUD|-1.9%
Retailer 1
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 2$843 AUD
Retailer 14$871 AUD
Retailer 10$1,070 AUD
Retailer 3$1,124 AUD
Retailer 15$1,238 AUD
Retailer 11$1,334 AUD
Retailer 7$1,441 AUD
Retailer 1$1,442 AUD
Retailer 4$1,916 AUD
Retailer 12$2,025 AUD
Retailer 6$2,464 AUD
Retailer 5$3,030 AUD
Retailer 8$3,114 AUD
Retailer 13$3,227 AUD
Retailer 9$3,914 AUD
Retailer 16$4,000 AUD

7 data points across 16 retailers

17 retailers$843 AUD to $5,224 AUD

A
Cheapest Retailer
-
$843 AUD
$592 USD
A
Retailer 2
-
$871 AUD
$612 USD
View
Final sale: no returns
A
Retailer 3
-
$1,070 AUD
£592 GBP
View
A
Retailer 4
-
$1,124 AUD
$790 USD
View
B+
Retailer 5
-
$1,238 AUD
$870 USD
View
A
Retailer 6
-
$1,334 AUD
$937 USD
View
A
Retailer 7
-
$1,441 AUD
€964 EUR
View
A
Retailer 8
-
$1,442 AUD
£798 GBP
View
A
Retailer 9
-
$1,916 AUD
$1,346 USD
View
B+
Retailer 10
-
$2,025 AUD
ZAR 22,982 ZAR
View
B+
Retailer 11
-
$2,464 AUD
$1,731 USD
View
B+
Retailer 12
-
$3,030 AUD
$2,129 USD
View
B+
Retailer 13
-
$3,114 AUD
$2,188 USD
View
B
Retailer 14
-
$3,227 AUD
$2,267 USD
View
B
Retailer 15
-
$3,914 AUD
£2,165 GBP
View
B
Retailer 16
-
$4,000 AUD
$2,810 USD
View
Most Expensive
B
Brilliant Earth
22257038A · Oct 29
$5,224 AUD
$3,670 USD
View
16 more retailers have this diamond
Prices start from $843 AUDSave up to $4,381 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
$843 AUD