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Marquise|Lab Grown|IGI

1.17ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG797644021

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797644021

Diamond specifications and retailer prices

From €357 EUR
$399 USD
As of October 30, 2026
Save €2,418 EUR (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €2,775 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.17ct lab-grown marquise diamond

This 1.17ct 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 LG797644021 or 797644021. Listed at 26 retailers as of October 30, 2026, with prices from €357 to €2,775, a €2,418 spread on the same certified stone. Brilliant Earth lists it at €2,775. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797644021
Dimensions10.78 × 5.50 × 3.44 mm
L/W Ratio1.96
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
10.78 mm5.50 mm1.17 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797644021
Side View
Table 61.0%Crown 35.1°Girdle: MED-STKPavilion 40.5°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: €2,775 EUR|Low: €343 EUR|High: €2,775 EUR|Avg: €1,166 EUR
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
November 1, 2026
Retailer 4€357 EUR
Retailer 7€443 EUR
Retailer 2€503 EUR
Retailer 14€573 EUR
Retailer 6€655 EUR
Retailer 16€680 EUR
Retailer 15€742 EUR
Retailer 17€781 EUR
Retailer 10€807 EUR
Retailer 13€840 EUR
Retailer 8€1,352 EUR
Retailer 9€1,571 EUR
Retailer 11€1,702 EUR
Retailer 12€1,805 EUR
Retailer 5€2,026 EUR
Retailer 3€2,712 EUR
Brilliant Earth€2,775 EUR

33 data points across 17 retailers

26 retailers€357 EUR to €2,775 EUR

A
Cheapest Retailer
-
€357 EUR
$399 USD
A
Retailer 2
-
€400 EUR
$447 USD
View
Final sale: no returns
A
Retailer 3
-
€400 EUR
$447 USD
View
A
Retailer 4
-
€443 EUR
$495 USD
View
Retailer 5
-
€443 EUR
$495 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€503 EUR
£443 GBP
View
A
Retailer 7
-
€515 EUR
$575 USD
View
A
Retailer 8
-
€536 EUR
$599 USD
View
A
Retailer 9
-
€573 EUR
$640 USD
View
B+
Retailer 10
-
€655 EUR
$732 USD
View
B+
Retailer 11
-
€680 EUR
A$1,168 AUD
View
B+
Retailer 12
-
€742 EUR
View
B+
Retailer 13
-
€781 EUR
$872 USD
View
B+
Retailer 14
-
€807 EUR
£710 GBP
View
B+
Retailer 15
-
€840 EUR
ZAR 15,156 ZAR
View
Retailer 16
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€1,074 EUR
$1,199 USD
View
Price last confirmed 8 days ago
B
Retailer 17
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€1,307 EUR
$1,460 USD
View
B
Retailer 18
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€1,352 EUR
CA$2,099 CAD
View
B
Retailer 19
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€1,571 EUR
$1,755 USD
View
B
Retailer 20
-
€1,628 EUR
$1,819 USD
View
B
Retailer 21
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€1,702 EUR
$1,902 USD
View
B
Retailer 22
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€1,805 EUR
£1,588 GBP
View
B
Retailer 23
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€1,876 EUR
$2,096 USD
View
B
Retailer 24
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€2,026 EUR
$2,264 USD
View
B
Retailer 25
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€2,712 EUR
$3,030 USD
View
Most Expensive
B
Brilliant Earth
21575163Y · Oct 31
€2,775 EUR
$3,100 USD
View
25 more retailers have this diamond
Prices start from €357 EURSave up to €2,418 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
1.17ct Marquise
€357 EUR