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Marquise|Lab Grown|IGI

1.05ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG804605036

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804605036

Diamond specifications and retailer prices

From $353 USD
As of November 2, 2026
Save $2,427 USD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,780 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct 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 LG804605036 or 804605036. Listed at 26 retailers as of November 2, 2026, with prices from $353 to $2,780, a $2,427 spread on the same certified stone. Brilliant Earth lists it at $2,780. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804605036
Dimensions11.21 × 5.34 × 3.19 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.21 mm5.34 mm1.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804605036
Side View
Table 61.0%Crown 34.1°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 59.7%

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: $2,780 USD|Low: $339 USD|High: $2,780 USD|Avg: $1,122 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 4$353 USD
Retailer 6$437 USD
Retailer 10$491 USD
Retailer 2$497 USD
Retailer 18$590 USD
Retailer 3$648 USD
Retailer 7$701 USD
Retailer 15$741 USD
Retailer 16$798 USD
Retailer 11$833 USD
Retailer 12$868 USD
Retailer 8$1,447 USD
Retailer 9$1,552 USD
Retailer 14$1,706 USD
Retailer 13$1,887 USD
Retailer 5$2,032 USD
Retailer 17$2,660 USD
Brilliant Earth$2,780 USD

35 data points across 18 retailers

26 retailers$353 USD to $2,780 USD

A
Cheapest Retailer
-
$353 USD
A
Retailer 2
-
$395 USD
View
Final sale: no returns
A
Retailer 3
-
$409 USD
View
A
Retailer 4
-
$437 USD
View
Retailer 5
-
$437 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$491 USD
View
A
Retailer 7
-
$497 USD
£391 GBP
View
A
Retailer 8
-
$522 USD
View
A
Retailer 9
-
$590 USD
View
B+
Retailer 10
-
$648 USD
View
B+
Retailer 11
-
$701 USD
A$1,078 AUD
View
B+
Retailer 12
-
$741 USD
€706 EUR
View
B+
Retailer 13
-
$798 USD
View
B+
Retailer 14
-
$833 USD
ZAR 13,452 ZAR
View
B+
Retailer 15
-
$868 USD
£683 GBP
View
Retailer 16
-
$1,053 USD
View
Price last confirmed 9 days ago
B
Retailer 17
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$1,320 USD
View
B
Retailer 18
-
$1,447 USD
CA$2,010 CAD
View
B
Retailer 19
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$1,552 USD
View
B
Retailer 20
-
$1,674 USD
View
B
Retailer 21
-
$1,706 USD
View
B
Retailer 22
-
$1,709 USD
View
B
Retailer 23
-
$1,887 USD
£1,486 GBP
View
B
Retailer 24
-
$2,032 USD
View
B
Retailer 25
-
$2,660 USD
View
Most Expensive
B
Brilliant Earth
21575084Y · Nov 2
$2,780 USD
View
25 more retailers have this diamond
Prices start from $353 USDSave up to $2,427 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
1.05ct Marquise
$353 USD