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Marquise|Lab Grown|IGI

3.03ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG734532573

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG734532573

Diamond specifications and retailer prices

From $651 USD
As of October 30, 2026
Save $5,129 USD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $5,780 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG734532573 or 734532573. Listed at 25 retailers as of October 30, 2026, with prices from $651 to $5,780, a $5,129 spread on the same certified stone. Do Amore Diamonds lists it at $5,780. 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 angle38.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734532573
Dimensions14.67 × 7.41 × 4.79 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Top View
14.67 mm7.41 mm3.03 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734532573
Side View
Table 60.0%Crown 38.7°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 64.6%

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: $5,780 USD|Low: $625 USD|High: $6,620 USD|Avg: $1,891 USD|-12.7%
Do Amore Diamonds
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
Retailer 17
November 1, 2026
Retailer 4$625 USD
Retailer 8$728 USD
Retailer 3$755 USD
Retailer 17$755 USD
Retailer 9$855 USD
Retailer 12$855 USD
Retailer 7$952 USD
Retailer 5$1,066 USD
Retailer 10$1,337 USD
Retailer 13$1,882 USD
Retailer 16$1,929 USD
Retailer 14$1,935 USD
Retailer 15$2,155 USD
Retailer 6$2,575 USD
Retailer 2$3,273 USD
Retailer 11$4,860 USD
Do Amore Diamonds$5,780 USD

43 data points across 17 retailers

25 retailers$651 USD to $5,780 USD

Retailer 1
-
$625 USD
Price last confirmed 30 days ago
A
Retailer 2
-
$651 USD
View
Retailer 3
-
$708 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$728 USD
View
Final sale: no returns
Retailer 5
-
$755 USD
View
Price last confirmed 15 days ago
Retailer 6
-
$755 USD
View
Price last confirmed 29 days ago
A
Retailer 7
-
$755 USD
View
A
Retailer 8
-
$855 USD
View
A
Retailer 9
-
$855 USD
View
A
Retailer 10
-
$952 USD
View
B+
Retailer 11
-
$1,066 USD
View
A
Retailer 12
-
$1,337 USD
£1,053 GBP
View
B+
Retailer 13
-
$1,882 USD
A$2,896 AUD
View
B+
Retailer 14
-
$1,929 USD
View
B+
Retailer 15
-
$1,935 USD
ZAR 31,262 ZAR
View
B+
Retailer 16
-
$2,155 USD
View
Retailer 17
-
$2,343 USD
View
Price last confirmed 31 days ago
B
Retailer 18
-
$2,343 USD
View
B
Retailer 19
-
$2,575 USD
View
B
Retailer 20
-
$2,591 USD
£2,040 GBP
View
B
Retailer 21
-
$2,612 USD
View
B
Retailer 22
-
$2,984 USD
View
B
Retailer 23
-
$3,273 USD
£2,577 GBP
View
B
Retailer 24
-
$4,860 USD
View
Most Expensive
B
Do Amore Diamonds
27-D7C1D9CC8 · Oct 31
$5,780 USD
View
24 more retailers have this diamond
Prices start from $651 USDSave up to $5,129 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
$651 USD