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Marquise|Lab Grown|IGI

1.03ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG811619776

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619776

Diamond specifications and retailer prices

From $515 USD
As of November 3, 2026
Save $2,245 USD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,760 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619776 or 811619776. Listed at 22 retailers as of November 3, 2026, with prices from $515 to $2,760, a $2,245 spread on the same certified stone. Brilliant Earth lists it at $2,760. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619776
Dimensions10.12 × 5.28 × 3.31 mm
L/W Ratio1.92
Girdle conditionFaceted
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
10.12 mm5.28 mm1.03 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619776
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.7%

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 3
Current: $2,760 USD|Low: $586 USD|High: $2,760 USD|Avg: $1,308 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 2$586 USD
Retailer 7$715 USD
Retailer 12$768 USD
Retailer 10$868 USD
Retailer 11$882 USD
Retailer 6$936 USD
Retailer 8$985 USD
Retailer 4$1,511 USD
Retailer 5$1,535 USD
Retailer 3$2,015 USD
Retailer 9$2,098 USD
Brilliant Earth$2,760 USD

42 data points across 12 retailers

22 retailers$515 USD to $2,760 USD

Retailer 1
-
$461 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$515 USD
View
Final sale: no returns
Retailer 3
-
$516 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$571 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$586 USD
View
B+
Retailer 6
-
$658 USD
View
B+
Retailer 7
-
$715 USD
View
B+
Retailer 8
-
$768 USD
View
B+
Retailer 9
-
$868 USD
View
B+
Retailer 10
-
$882 USD
View
B+
Retailer 11
-
$936 USD
View
B+
Retailer 12
-
$985 USD
View
B
Retailer 13
-
$1,339 USD
View
B
Retailer 14
-
$1,511 USD
View
B
Retailer 15
-
$1,535 USD
View
B
Retailer 16
-
$1,661 USD
View
Retailer 17
-
$1,836 USD
View
Price last confirmed 36 days ago
B
Retailer 18
-
$1,866 USD
View
Retailer 19
-
$2,015 USD
View
Price last confirmed 22 days ago
B
Retailer 20
-
$2,025 USD
View
B
Retailer 21
-
$2,098 USD
View
Most Expensive
B
Brilliant Earth
20986750A · Nov 3
$2,760 USD
View
21 more retailers have this diamond
Prices start from $515 USDSave up to $2,245 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
1.03ct Marquise
$515 USD