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Marquise|Lab Grown|IGI

3.03ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG826624813

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826624813

Diamond specifications and retailer prices

From $691 AUD
As of November 4, 2026
Save $3,485 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,177 AUD at Brilliant Earth · As of November 4, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG826624813 or 826624813. Listed at 19 retailers as of November 4, 2026, with prices from $691 to $4,177, a $3,485 spread on the same certified stone. Brilliant Earth lists it at $4,177. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.03
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826624813
Dimensions16.28 × 7.41 × 4.34 mm
L/W Ratio2.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.28 mm7.41 mm3.03 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826624813
Side View
Table 61.0%Crown 31.9°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 58.6%

Caratlytics Score

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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: $4,177 AUD|Low: $664 AUD|High: $4,205 AUD|Avg: $1,796 AUD|-0.7%
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
November 5, 2026
Retailer 15$691 AUD
Retailer 6$774 AUD
Retailer 3$858 AUD
Retailer 7$858 AUD
Retailer 12$1,055 AUD
Retailer 14$1,152 AUD
Retailer 13$1,366 AUD
Retailer 8$1,411 AUD
Retailer 2$1,818 AUD
Retailer 10$1,862 AUD
Retailer 9$2,028 AUD
Retailer 5$2,257 AUD
Retailer 4$3,210 AUD
Retailer 11$3,581 AUD
Brilliant Earth$4,177 AUD

45 data points across 15 retailers

19 retailers$691 AUD to $4,177 AUD

A
Cheapest Retailer
-
$691 AUD
A
Retailer 2
-
$774 AUD
View
Final sale: no returns
A
Retailer 3
-
$775 AUD
View
Retailer 4
-
$847 AUD
View
Price last confirmed 41 days ago
Retailer 5
-
$858 AUD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$858 AUD
View
A
Retailer 7
-
$1,055 AUD
View
B+
Retailer 8
-
$1,152 AUD
View
Retailer 9
-
$1,366 AUD
View
Price last confirmed 9 days ago
A
Retailer 10
-
$1,411 AUD
View
B+
Retailer 11
-
$1,512 AUD
View
A
Retailer 12
-
$1,818 AUD
View
B+
Retailer 13
-
$1,862 AUD
View
B+
Retailer 14
-
$2,028 AUD
View
B+
Retailer 15
-
$2,257 AUD
View
B+
Retailer 16
-
$2,797 AUD
View
B
Retailer 17
-
$3,210 AUD
View
B
Retailer 18
-
$3,581 AUD
View
Most Expensive
B
Brilliant Earth
21127683A · Nov 4
$4,177 AUD
$2,930 USD
View
18 more retailers have this diamond
Prices start from $691 AUDSave up to $3,485 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
$691 AUD