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Marquise|Lab Grown|IGI

3.03ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG754542849

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754542849

Diamond specifications and retailer prices

From $627 AUD
As of November 4, 2026
Save $2,281 AUD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,908 AUD at Brilliance · As of November 3, 2026
View at Brilliance

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 top-tier cut grade and certified by IGI LG754542849 or 754542849. Listed at 16 retailers as of November 3, 2026, with prices from $627 to $2,908, a $2,281 spread on the same certified stone. Brilliance lists it at $2,908. 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
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754542849
Dimensions15.60 × 7.52 × 4.50 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.60 mm7.52 mm3.03 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754542849
Side View
Table 59.0%Crown 32.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.8%

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: $2,908 AUD|Low: $602 AUD|High: $2,908 AUD|Avg: $1,522 AUD
Brilliance
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
November 5, 2026
Retailer 13$627 AUD
Retailer 4$701 AUD
Retailer 5$777 AUD
Retailer 14$777 AUD
Retailer 10$984 AUD
Retailer 12$1,043 AUD
Retailer 2$1,272 AUD
Retailer 6$1,310 AUD
Retailer 7$1,644 AUD
Retailer 8$1,692 AUD
Retailer 11$2,088 AUD
Retailer 3$2,499 AUD
Retailer 9$2,854 AUD
Brilliance$2,908 AUD

45 data points across 14 retailers

16 retailers$627 AUD to $2,908 AUD

A
Cheapest Retailer
-
$627 AUD
A
Retailer 2
-
$701 AUD
View
Retailer 3
-
$777 AUD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$777 AUD
View
A
Retailer 5
-
$984 AUD
View
B+
Retailer 6
-
$1,043 AUD
View
A
Retailer 7
-
$1,272 AUD
View
A
Retailer 8
-
$1,310 AUD
View
A
Retailer 9
-
$1,492 AUD
View
A
Retailer 10
-
$1,644 AUD
View
A
Retailer 11
-
$1,692 AUD
View
B+
Retailer 12
-
$2,088 AUD
View
B+
Retailer 13
-
$2,499 AUD
View
B+
Retailer 14
-
$2,545 AUD
View
B+
Retailer 15
-
$2,854 AUD
View
Most Expensive
B+
Brilliance
D36710686 · Nov 3
$2,908 AUD
$2,040 USD
View
15 more retailers have this diamond
Prices start from $627 AUDSave up to $2,281 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
$627 AUD