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Marquise|Lab Grown|IGI

3.03ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG843685203

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843685203

Diamond specifications and retailer prices

From $1,127 AUD
$792 USD
As of October 30, 2026
Save $3,627 AUD (76%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,755 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843685203 or 843685203. Listed at 7 retailers as of October 30, 2026, with prices from $1,127 to $4,755, a $3,627 spread on the same certified stone. Brilliant Earth lists it at $4,755. 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

3.03
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843685203
Dimensions14.60 × 7.65 × 4.70 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.60 mm7.65 mm3.03 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843685203
Side View
Table 60.0%Crown 34.6°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,755 AUD|Low: $1,127 AUD|High: $4,755 AUD|Avg: $2,048 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 6$1,127 AUD
Retailer 4$1,240 AUD
Retailer 3$1,280 AUD
Retailer 5$1,720 AUD
Retailer 2$3,018 AUD
Retailer 7$3,663 AUD
Brilliant Earth$4,755 AUD

9 data points across 7 retailers

7 retailers$1,127 AUD to $4,755 AUD

B+
Cheapest Retailer
-
$1,127 AUD
$792 USD
A
Retailer 2
-
$1,240 AUD
$871 USD
View
A
Retailer 3
-
$1,280 AUD
€856 EUR
View
A
Retailer 4
-
$1,720 AUD
$1,208 USD
View
B+
Retailer 5
-
$3,018 AUD
£1,669 GBP
View
B
Retailer 6
-
$3,663 AUD
$2,573 USD
View
Most Expensive
B
Brilliant Earth
22146466A · Oct 30
$4,755 AUD
$3,340 USD
View
6 more retailers have this diamond
Prices start from $1,127 AUDSave up to $3,627 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
3.03ct Marquise
$1,127 AUD