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Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG706508292

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG706508292

Diamond specifications and retailer prices

From €1,336 EUR
$1,493 USD
As of October 30, 2026
Save €7,856 EUR (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €10,822 EUR at Brilliant Earth · As of October 31, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706508292 or 706508292. Listed at 24 retailers as of October 30, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706508292
Dimensions18.44 × 9.00 × 5.59 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Top View
18.44 mm9.00 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706508292
Side View
Table 64.0%Crown 34.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.1%

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: Oct 30
Current: €10,822 EUR|Low: €1,283 EUR|High: €11,019 EUR|Avg: €3,356 EUR|-1.8%
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
Retailer 19
October 31, 2026
Retailer 7€1,283 EUR
Retailer 6€1,550 EUR
Retailer 8€1,550 EUR
Retailer 10€1,626 EUR
Retailer 16€1,669 EUR
Retailer 9€1,733 EUR
Retailer 13€1,859 EUR
Retailer 19€2,171 EUR
Retailer 12€2,425 EUR
Retailer 18€2,814 EUR
Retailer 17€3,474 EUR
Retailer 14€3,477 EUR
Retailer 11€3,547 EUR
Retailer 4€4,178 EUR
Retailer 3€4,490 EUR
Retailer 2€4,730 EUR
Retailer 15€4,914 EUR
Retailer 5€9,193 EUR
Brilliant Earth€10,822 EUR

37 data points across 19 retailers

24 retailers€1,336 EUR to €9,193 EUR

Retailer 1
-
€1,283 EUR
$1,433 USD
Price last confirmed 29 days ago
A
Retailer 2
-
€1,336 EUR
$1,493 USD
View
Retailer 3
-
€1,455 EUR
$1,625 USD
View
Price last confirmed 33 days ago
Retailer 4
-
€1,550 EUR
$1,732 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
€1,626 EUR
$1,817 USD
View
Final sale: no returns
A
Retailer 6
-
€1,669 EUR
$1,865 USD
View
A
Retailer 7
-
€1,733 EUR
$1,936 USD
View
A
Retailer 8
-
€1,859 EUR
£1,635 GBP
View
B+
Retailer 9
-
€1,883 EUR
$2,104 USD
View
B+
Retailer 10
-
€2,171 EUR
$2,426 USD
View
B+
Retailer 11
-
€2,425 EUR
£2,134 GBP
View
B+
Retailer 12
-
€2,814 EUR
$3,144 USD
View
B
Retailer 13
-
€3,208 EUR
$3,584 USD
View
Retailer 14
-
€3,208 EUR
$3,584 USD
View
Price last confirmed 31 days ago
Retailer 15
-
€3,474 EUR
A$5,971 AUD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
€3,477 EUR
ZAR 62,756 ZAR
View
B
Retailer 17
-
€3,547 EUR
£3,120 GBP
View
B
Retailer 18
-
€4,178 EUR
$4,668 USD
View
B
Retailer 19
-
€4,490 EUR
$5,016 USD
View
B
Retailer 20
-
€4,730 EUR
A$8,129 AUD
View
B
Retailer 21
-
€4,914 EUR
£4,323 GBP
View
B
Retailer 22
-
€6,024 EUR
$6,730 USD
View
B
Retailer 23
-
€9,193 EUR
$10,270 USD
View
Most Expensive
Brilliant Earth
17443438A · Oct 31
€10,822 EUR
$12,090 USD
View
Price under review
23 more retailers have this diamond
Prices start from €1,336 EURSave up to €7,856 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
€1,336 EUR