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Marquise|Lab Grown|IGI

1.02ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG811619691

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619691

Diamond specifications and retailer prices

From $511 USD
As of November 3, 2026
Save $2,219 USD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,730 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.02ct lab-grown marquise diamond

This 1.02ct 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 LG811619691 or 811619691. Listed at 24 retailers as of November 3, 2026, with prices from $511 to $2,730, a $2,219 spread on the same certified stone. Brilliant Earth lists it at $2,730. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619691
Dimensions10.24 × 5.32 × 3.28 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
10.24 mm5.32 mm1.02 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619691
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $2,730 USD|Low: $438 USD|High: $2,730 USD|Avg: $1,113 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
Retailer 13
Retailer 14
November 4, 2026
Retailer 3$456 USD
Retailer 5$566 USD
Retailer 6$566 USD
Retailer 2$581 USD
Retailer 9$710 USD
Retailer 14$760 USD
Retailer 13$861 USD
Retailer 12$869 USD
Retailer 8$927 USD
Retailer 11$976 USD
Retailer 7$1,521 USD
Retailer 4$2,015 USD
Retailer 10$2,078 USD
Brilliant Earth$2,730 USD

41 data points across 14 retailers

24 retailers$511 USD to $2,730 USD

Retailer 1
-
$456 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$511 USD
View
Final sale: no returns
Retailer 3
-
$511 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$566 USD
View
Price last confirmed 24 days ago
Retailer 5
-
$566 USD
View
Price last confirmed 33 days ago
A
Retailer 6
-
$581 USD
View
B+
Retailer 7
-
$648 USD
View
B+
Retailer 8
-
$710 USD
View
B+
Retailer 9
-
$760 USD
View
B+
Retailer 10
-
$783 USD
View
B+
Retailer 11
-
$861 USD
View
B+
Retailer 12
-
$869 USD
View
B+
Retailer 13
-
$927 USD
View
B+
Retailer 14
-
$976 USD
View
B
Retailer 15
-
$1,326 USD
View
B
Retailer 16
-
$1,497 USD
View
B
Retailer 17
-
$1,521 USD
View
B
Retailer 18
-
$1,645 USD
View
Retailer 19
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$1,819 USD
View
Price last confirmed 36 days ago
B
Retailer 20
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$1,850 USD
View
B
Retailer 21
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$2,011 USD
View
Retailer 22
-
$2,015 USD
View
Price last confirmed 22 days ago
B
Retailer 23
-
$2,078 USD
View
Most Expensive
B
Brilliant Earth
20986483A · Nov 3
$2,730 USD
View
23 more retailers have this diamond
Prices start from $511 USDSave up to $2,219 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
1.02ct Marquise
$511 USD