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Marquise|Lab Grown|IGI

1.05ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611715

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611715

Diamond specifications and retailer prices

From €306 EUR
$342 USD
As of October 30, 2026
Save €2,209 EUR (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,515 EUR at Brilliant Earth · As of October 30, 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 LG790611715 or 790611715. Listed at 21 retailers as of October 30, 2026, with prices from €306 to €2,515, a €2,209 spread on the same certified stone. Brilliant Earth lists it at €2,515. 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 angle35.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611715
Dimensions10.51 × 5.34 × 3.34 mm
L/W Ratio1.97
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
10.51 mm5.34 mm1.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611715
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.5%

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: Oct 30
Current: €2,515 EUR|Low: €302 EUR|High: €2,515 EUR|Avg: €887 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 15
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Retailer 21
October 30, 2026
Retailer 14€306 EUR
Retailer 10€342 EUR
Retailer 21€355 EUR
Retailer 6€380 EUR
Retailer 8€380 EUR
Retailer 17€424 EUR
Retailer 18€515 EUR
Retailer 4€568 EUR
Retailer 5€592 EUR
Retailer 15€612 EUR
Retailer 9€612 EUR
Retailer 13€652 EUR
Retailer 2€681 EUR
Retailer 12€1,011 EUR
Retailer 20€1,113 EUR
Retailer 19€1,220 EUR
Retailer 7€1,258 EUR
Retailer 3€1,473 EUR
Retailer 11€1,474 EUR
Retailer 16€1,523 EUR
Brilliant Earth€2,515 EUR

35 data points across 21 retailers

21 retailers€306 EUR to €2,515 EUR

A
Cheapest Retailer
-
€306 EUR
$342 USD
A
Retailer 2
-
€342 EUR
$382 USD
View
Final sale: no returns
A
Retailer 3
-
€355 EUR
$397 USD
View
A
Retailer 4
-
€380 EUR
$424 USD
View
A
Retailer 5
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€380 EUR
$424 USD
View
A
Retailer 6
-
€424 EUR
HK$3,700 HKD
View
A
Retailer 7
-
€515 EUR
$575 USD
View
A
Retailer 8
-
€568 EUR
$635 USD
View
A
Retailer 9
-
€592 EUR
$661 USD
View
B+
Retailer 10
-
€612 EUR
View
B+
Retailer 11
-
€612 EUR
$684 USD
View
B+
Retailer 12
-
€652 EUR
ZAR 11,772 ZAR
View
B+
Retailer 13
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€681 EUR
£599 GBP
View
B+
Retailer 14
-
€1,011 EUR
SGD 1,526 SGD
View
B
Retailer 15
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€1,113 EUR
$1,244 USD
View
B+
Retailer 16
-
€1,220 EUR
$1,363 USD
View
B+
Retailer 17
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€1,258 EUR
$1,406 USD
View
B
Retailer 18
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€1,473 EUR
£1,296 GBP
View
B
Retailer 19
-
€1,474 EUR
$1,647 USD
View
B
Retailer 20
-
€1,523 EUR
£1,340 GBP
View
Most Expensive
B
Brilliant Earth
19074321A · Oct 30
€2,515 EUR
$2,810 USD
View
20 more retailers have this diamond
Prices start from €306 EURSave up to €2,209 EUR

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
€306 EUR