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Marquise|Lab Grown|IGI

3.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784642452

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784642452

Diamond specifications and retailer prices

From $3,460 USD
As of November 2, 2026
Save $20,350 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $23,810 USD at Do Amore Diamonds · As of November 2, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784642452 or 784642452. Listed at 14 retailers as of November 2, 2026, with prices from $3,460 to $23,810, a $20,350 spread on the same certified stone. Do Amore Diamonds lists it at $23,810. 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
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642452
Dimensions14.33 × 7.52 × 4.77 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
14.33 mm7.52 mm3.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642452
Side View
Table 59.0%Crown 35.8°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 63.4%

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: Nov 2
Current: $23,810 USD|Low: $3,460 USD|High: $27,290 USD|Avg: $7,748 USD|-12.8%
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
November 4, 2026
Retailer 14$3,460 USD
Retailer 7$3,546 USD
Retailer 10$3,765 USD
Retailer 12$3,787 USD
Retailer 2$4,020 USD
Retailer 6$4,682 USD
Retailer 8$5,327 USD
Retailer 4$5,537 USD
Retailer 11$6,226 USD
Retailer 5$7,430 USD
Retailer 3$7,579 USD
Retailer 13$8,350 USD
Retailer 9$9,131 USD
Do Amore Diamonds$23,810 USD

34 data points across 14 retailers

14 retailers$3,460 USD to $23,810 USD

A
Cheapest Retailer
-
$3,460 USD
A
Retailer 2
-
$3,546 USD
View
A
Retailer 3
-
$3,765 USD
View
A
Retailer 4
-
$3,787 USD
View
A
Retailer 5
-
$4,020 USD
View
A
Retailer 6
-
$4,682 USD
View
Final sale: no returns
A
Retailer 7
-
$5,327 USD
View
A
Retailer 8
-
$5,537 USD
View
A
Retailer 9
-
$6,226 USD
View
B+
Retailer 10
-
$7,430 USD
View
B+
Retailer 11
-
$7,579 USD
View
B+
Retailer 12
-
$8,350 USD
View
B+
Retailer 13
-
$9,131 USD
View
Most Expensive
B
Do Amore Diamonds
27-047BCC93D · Nov 2
$23,810 USD
View
13 more retailers have this diamond
Prices start from $3,460 USDSave up to $20,350 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
$3,460 USD