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Marquise|Lab Grown|IGI

5.09ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG831681233

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831681233

Diamond specifications and retailer prices

From €589 EUR
$661 USD
As of November 2, 2026
Save €4,225 EUR (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,815 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831681233 or 831681233. Listed at 20 retailers as of November 2, 2026, with prices from €589 to €4,815, a €4,225 spread on the same certified stone. Brilliant Earth lists it at €4,815. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.09
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831681233
Dimensions18.25 × 8.90 × 5.43 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.25 mm8.90 mm5.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831681233
Side View
Table 65.0%Crown 34.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
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: €4,815 EUR|Low: €589 EUR|High: €4,815 EUR|Avg: €1,854 EUR
Brilliant Earth
Retailer 2
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Retailer 20
November 2, 2026
Retailer 20€589 EUR
Retailer 14€642 EUR
Retailer 3€684 EUR
Retailer 2€741 EUR
Retailer 4€843 EUR
Retailer 18€1,028 EUR
Retailer 13€1,094 EUR
Retailer 11€1,115 EUR
Retailer 19€1,386 EUR
Retailer 6€1,390 EUR
Retailer 17€1,747 EUR
Retailer 10€1,804 EUR
Retailer 8€1,923 EUR
Retailer 7€2,197 EUR
Retailer 5€2,292 EUR
Retailer 12€2,360 EUR
Retailer 15€2,882 EUR
Retailer 16€3,258 EUR
Retailer 9€3,981 EUR
Brilliant Earth€4,815 EUR

8 data points across 20 retailers

20 retailers€589 EUR to €4,815 EUR

A
Cheapest Retailer
-
€589 EUR
$661 USD
A
Retailer 2
-
€642 EUR
$720 USD
View
A
Retailer 3
-
€684 EUR
$767 USD
View
A
Retailer 4
-
€741 EUR
£654 GBP
View
A
Retailer 5
-
€843 EUR
$945 USD
View
A
Retailer 6
-
€1,028 EUR
$1,153 USD
View
A
Retailer 7
-
€1,094 EUR
£966 GBP
View
B+
Retailer 8
-
€1,115 EUR
$1,251 USD
View
A
Retailer 9
-
€1,386 EUR
A$2,392 AUD
View
A
Retailer 10
-
€1,390 EUR
ZAR 25,182 ZAR
View
B+
Retailer 11
-
€1,747 EUR
$1,960 USD
View
B+
Retailer 12
-
€1,804 EUR
$2,023 USD
View
B+
Retailer 13
-
€1,923 EUR
$2,157 USD
View
B+
Retailer 14
-
€2,197 EUR
$2,464 USD
View
B+
Retailer 15
-
€2,292 EUR
SGD 3,474 SGD
View
B+
Retailer 16
-
€2,360 EUR
$2,647 USD
View
B
Retailer 17
-
€2,882 EUR
£2,545 GBP
View
B
Retailer 18
-
€3,258 EUR
A$5,621 AUD
View
B
Retailer 19
-
€3,981 EUR
$4,465 USD
View
Most Expensive
B
Brilliant Earth
22347597A · Nov 2
€4,815 EUR
$5,400 USD
View
19 more retailers have this diamond
Prices start from €589 EURSave up to €4,225 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
5.09ct Marquise
€589 EUR