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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 $440 USD
As of October 30, 2026
Save $1,600 USD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,040 USD at Brilliance · As of November 1, 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 October 30, 2026, with prices from $440 to $2,040, a $1,600 spread on the same certified stone. Brilliance lists it at $2,040. 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
Color
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

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 30
Current: $2,040 USD|Low: $422 USD|High: $2,040 USD|Avg: $1,056 USD
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 1, 2026
Retailer 13$440 USD
Retailer 4$492 USD
Retailer 5$545 USD
Retailer 14$545 USD
Retailer 10$690 USD
Retailer 12$732 USD
Retailer 7$901 USD
Retailer 6$919 USD
Retailer 8$1,152 USD
Retailer 9$1,183 USD
Retailer 11$1,465 USD
Retailer 3$1,753 USD
Retailer 2$2,003 USD
Brilliance$2,040 USD

43 data points across 14 retailers

16 retailers$440 USD to $2,040 USD

A
Cheapest Retailer
-
$440 USD
A
Retailer 2
-
$492 USD
View
Retailer 3
-
$545 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$545 USD
View
A
Retailer 5
-
$690 USD
View
B+
Retailer 6
-
$732 USD
View
A
Retailer 7
-
$901 USD
£709 GBP
View
A
Retailer 8
-
$919 USD
View
A
Retailer 9
-
$1,047 USD
View
A
Retailer 10
-
$1,152 USD
A$1,772 AUD
View
A
Retailer 11
-
$1,183 USD
ZAR 19,118 ZAR
View
B+
Retailer 12
-
$1,465 USD
View
B+
Retailer 13
-
$1,753 USD
View
B+
Retailer 14
-
$1,786 USD
View
B+
Retailer 15
-
$2,003 USD
£1,577 GBP
View
Most Expensive
B+
Brilliance
D36710686 · Nov 1
$2,040 USD
View
15 more retailers have this diamond
Prices start from $440 USDSave up to $1,600 USD

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
$440 USD