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Marquise|Lab Grown|IGI

1.35ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG809674573

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809674573

Diamond specifications and retailer prices

From $456 USD
As of November 2, 2026
Save $3,534 USD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,990 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.35ct lab-grown marquise diamond

This 1.35ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809674573 or 809674573. Listed at 23 retailers as of November 2, 2026, with prices from $456 to $3,990, a $3,534 spread on the same certified stone. Brilliant Earth lists it at $3,990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809674573
Dimensions11.72 × 5.75 × 3.49 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.72 mm5.75 mm1.35 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809674573
Side View
Table 63.0%Crown 34.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 60.7%

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 2
Current: $3,990 USD|Low: $438 USD|High: $3,990 USD|Avg: $1,549 USD
Brilliant Earth
Retailer 2
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Retailer 22
November 3, 2026
Retailer 22$456 USD
Retailer 15$511 USD
Retailer 5$566 USD
Retailer 8$566 USD
Retailer 18$760 USD
Retailer 9$775 USD
Retailer 4$838 USD
Retailer 19$908 USD
Retailer 20$968 USD
Retailer 2$1,040 USD
Retailer 16$1,077 USD
Retailer 14$1,384 USD
Retailer 11$1,636 USD
Retailer 7$1,643 USD
Retailer 6$1,744 USD
Retailer 10$2,000 USD
Retailer 17$2,147 USD
Retailer 12$2,419 USD
Retailer 13$2,607 USD
Retailer 3$2,613 USD
Retailer 21$3,490 USD
Brilliant Earth$3,990 USD

39 data points across 22 retailers

23 retailers$456 USD to $3,990 USD

A
Cheapest Retailer
-
$456 USD
A
Retailer 2
-
$511 USD
View
Final sale: no returns
A
Retailer 3
-
$511 USD
View
Retailer 4
-
$566 USD
View
Price last confirmed 17 days ago
A
Retailer 5
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$566 USD
View
A
Retailer 6
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$760 USD
View
A
Retailer 7
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$775 USD
View
A
Retailer 8
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$838 USD
View
A
Retailer 9
-
$908 USD
€865 EUR
View
A
Retailer 10
-
$968 USD
View
A
Retailer 11
-
$1,040 USD
£819 GBP
View
A
Retailer 12
-
$1,077 USD
ZAR 17,402 ZAR
View
Retailer 13
-
$1,384 USD
View
Price last confirmed 10 days ago
B+
Retailer 14
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$1,636 USD
View
B+
Retailer 15
-
$1,643 USD
View
B+
Retailer 16
-
$1,744 USD
CA$2,422 CAD
View
B
Retailer 17
-
$2,000 USD
View
B+
Retailer 18
-
$2,147 USD
View
B
Retailer 19
-
$2,419 USD
View
B+
Retailer 20
-
$2,607 USD
£2,053 GBP
View
B
Retailer 21
-
$2,613 USD
View
B
Retailer 22
-
$3,490 USD
View
Most Expensive
B
Brilliant Earth
21575115Y · Nov 2
$3,990 USD
View
22 more retailers have this diamond
Prices start from $456 USDSave up to $3,534 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
1.35ct Marquise
$456 USD