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Marquise|Lab Grown|IGI

1.02ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611826

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611826

Diamond specifications and retailer prices

From $316 USD
As of November 4, 2026
Save $2,414 USD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,730 USD at Brilliant Earth · As of November 4, 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 LG790611826 or 790611826. Listed at 23 retailers as of November 4, 2026, with prices from $316 to $2,730, a $2,414 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 angle35.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611826
Dimensions10.15 × 5.36 × 3.32 mm
L/W Ratio1.89
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
10.15 mm5.36 mm1.02 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611826
Side View
Table 59.0%Crown 35.3°Girdle: MediumPavilion 40.1°Culet: NoneDepth 61.9%

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 4
Current: $2,730 USD|Low: $316 USD|High: $2,730 USD|Avg: $890 USD|+0.4%
Brilliant Earth
Retailer 2
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Retailer 22
November 4, 2026
Retailer 15$316 USD
Retailer 11$353 USD
Retailer 3$366 USD
Retailer 7$392 USD
Retailer 10$392 USD
Retailer 2$402 USD
Retailer 19$435 USD
Retailer 20$545 USD
Retailer 5$599 USD
Retailer 6$630 USD
Retailer 18$635 USD
Retailer 9$637 USD
Retailer 16$675 USD
Retailer 13$691 USD
Retailer 14$1,046 USD
Retailer 22$1,149 USD
Retailer 21$1,259 USD
Retailer 8$1,304 USD
Retailer 4$1,524 USD
Retailer 12$1,563 USD
Retailer 17$1,577 USD
Brilliant Earth$2,730 USD

29 data points across 22 retailers

23 retailers$316 USD to $2,730 USD

A
Cheapest Retailer
-
$316 USD
A
Retailer 2
-
$353 USD
View
Final sale: no returns
A
Retailer 3
-
$366 USD
View
Retailer 4
-
$392 USD
View
Price last confirmed 11 days ago
A
Retailer 5
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$392 USD
View
A
Retailer 6
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$402 USD
View
A
Retailer 7
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$435 USD
View
A
Retailer 8
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$545 USD
View
A
Retailer 9
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$599 USD
View
A
Retailer 10
-
$630 USD
View
Retailer 11
-
$635 USD
View
Price last confirmed 9 days ago
A
Retailer 12
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$637 USD
View
B+
Retailer 13
-
$675 USD
View
B+
Retailer 14
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$691 USD
View
B+
Retailer 15
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$1,046 USD
View
B+
Retailer 16
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$1,149 USD
View
B+
Retailer 17
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$1,259 USD
View
B+
Retailer 18
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$1,304 USD
View
B
Retailer 19
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$1,524 USD
View
B+
Retailer 20
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$1,563 USD
View
B
Retailer 21
-
$1,577 USD
View
Retailer 22
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$2,010 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
19074509A · Nov 4
$2,730 USD
View
22 more retailers have this diamond
Prices start from $316 USDSave up to $2,414 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
$316 USD