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Marquise|Lab Grown|IGI

5.09ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG850678948

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850678948

Diamond specifications and retailer prices

From €1,224 EUR
$1,368 USD
As of November 1, 2026
Save €8,093 EUR (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €9,318 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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850678948 or 850678948. Listed at 16 retailers as of October 31, 2026, with prices from €1,224 to €9,318, a €8,093 spread on the same certified stone. Brilliant Earth lists it at €9,318. 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
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850678948
Dimensions17.46 × 9.02 × 5.69 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.46 mm9.02 mm5.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850678948
Side View
Table 58.0%Crown 37.8°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €9,318 EUR|Low: €1,224 EUR|High: €9,318 EUR|Avg: €3,090 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
November 1, 2026
Retailer 2€1,224 EUR
Retailer 6€1,259 EUR
Retailer 15€1,305 EUR
Retailer 11€1,390 EUR
Retailer 14€1,459 EUR
Retailer 13€1,654 EUR
Retailer 12€1,839 EUR
Retailer 9€1,866 EUR
Retailer 7€2,209 EUR
Retailer 16€2,446 EUR
Retailer 4€2,645 EUR
Retailer 5€3,118 EUR
Retailer 3€3,745 EUR
Retailer 10€3,898 EUR
Retailer 8€4,579 EUR
Brilliant Earth€9,318 EUR

3 data points across 16 retailers

16 retailers€1,224 EUR to €9,318 EUR

A
Cheapest Retailer
-
€1,224 EUR
$1,368 USD
A
Retailer 2
-
€1,259 EUR
$1,407 USD
View
Final sale: no returns
A
Retailer 3
-
€1,305 EUR
$1,458 USD
View
A
Retailer 4
-
€1,390 EUR
£1,223 GBP
View
A
Retailer 5
-
€1,459 EUR
$1,630 USD
View
B+
Retailer 6
-
€1,654 EUR
$1,848 USD
View
B+
Retailer 7
-
€1,839 EUR
£1,618 GBP
View
B+
Retailer 8
-
€1,866 EUR
$2,085 USD
View
B+
Retailer 9
-
€2,209 EUR
$2,468 USD
View
B+
Retailer 10
-
€2,446 EUR
$2,733 USD
View
B+
Retailer 11
-
€2,645 EUR
A$4,547 AUD
View
B
Retailer 12
-
€3,118 EUR
$3,483 USD
View
B
Retailer 13
-
€3,745 EUR
$4,184 USD
View
B
Retailer 14
-
€3,898 EUR
$4,355 USD
View
B
Retailer 15
-
€4,579 EUR
$5,116 USD
View
Most Expensive
B
Brilliant Earth
22376922A · Oct 31
€9,318 EUR
$10,410 USD
View
15 more retailers have this diamond
Prices start from €1,224 EURSave up to €8,093 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
€1,224 EUR