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Marquise|Lab Grown|IGI

4.51ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG694519621

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG694519621

Diamond specifications and retailer prices

From €895 EUR
$1,000 USD
As of October 27, 2026
Save €1,997 EUR (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,892 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 4.51ct lab-grown marquise diamond

This 4.51ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG694519621 or 694519621. Listed at 10 retailers as of October 26, 2026, with prices from €895 to €2,892, a €1,997 spread on the same certified stone. MOH London lists it at €2,892. 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

4.51
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694519621
Dimensions16.37 × 8.69 × 5.10 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.37 mm8.69 mm4.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694519621
Side View
Table 58.0%Crown 34.2°Girdle: THK-VTKPavilion 36.1°Culet: NoneDepth 58.7%

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 27
Current: €2,892 EUR|Low: €579 EUR|High: €8,074 EUR|Avg: €2,894 EUR
MOH London
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
October 26, 2026
Retailer 13€709 EUR
Retailer 9€895 EUR
Retailer 7€1,168 EUR
Retailer 14€1,284 EUR
Retailer 12€1,606 EUR
Retailer 2€1,812 EUR
Retailer 10€2,403 EUR
Retailer 11€2,509 EUR
Retailer 8€2,536 EUR
MOH London€2,892 EUR
Retailer 3€3,204 EUR
Retailer 6€3,475 EUR
Retailer 5€4,986 EUR
Retailer 4€8,074 EUR

9 data points across 14 retailers

10 retailers€895 EUR to €2,892 EUR

Retailer 1
-
€634 EUR
$708 USD
Price last confirmed 8 days ago
A
Retailer 2
-
€895 EUR
$1,000 USD
View
A
Retailer 3
-
€1,168 EUR
£1,028 GBP
View
Retailer 4
-
€1,284 EUR
$1,435 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€1,606 EUR
$1,794 USD
View
A
Retailer 6
-
€1,812 EUR
$2,024 USD
View
B+
Retailer 7
-
€2,403 EUR
$2,685 USD
View
B+
Retailer 8
-
€2,509 EUR
$2,803 USD
View
Price last confirmed 7 days ago
B
Retailer 9
-
€2,536 EUR
$2,833 USD
View
Most Expensive
B
MOH London
LG694519621 · Oct 26
€2,892 EUR
£2,544 GBP
View
9 more retailers have this diamond
Prices start from €895 EURSave up to €1,997 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
4.51ct Marquise
€895 EUR