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Marquise|Lab Grown|IGI

1.51ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG837654735

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837654735

Diamond specifications and retailer prices

From €221 EUR
As of November 4, 2026
Save €1,022 EUR (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,243 EUR at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837654735 or 837654735. Listed at 22 retailers as of November 3, 2026, with prices from €221 to €1,243, a €1,022 spread on the same certified stone. Brilliant Earth lists it at €1,243. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837654735
Dimensions11.39 × 5.86 × 3.85 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
11.39 mm5.86 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837654735
Side View
Table 57.0%Crown 34.2°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 65.7%

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: Nov 4
Current: €1,243 EUR|Low: €221 EUR|High: €1,243 EUR|Avg: €572 EUR
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 21
November 5, 2026
Retailer 9€221 EUR
Retailer 10€248 EUR
Retailer 6€257 EUR
Retailer 3€274 EUR
Retailer 5€274 EUR
Retailer 13€320 EUR
Retailer 14€422 EUR
Retailer 21€459 EUR
Retailer 12€462 EUR
Retailer 17€473 EUR
Retailer 2€516 EUR
Retailer 20€562 EUR
Retailer 15€642 EUR
Retailer 16€704 EUR
Retailer 7€854 EUR
Retailer 19€856 EUR
Retailer 4€881 EUR
Retailer 11€882 EUR
Retailer 8€927 EUR
Retailer 18€1,099 EUR
Brilliant Earth€1,243 EUR

30 data points across 21 retailers

22 retailers€221 EUR to €1,243 EUR

A
Cheapest Retailer
-
€221 EUR
A
Retailer 2
-
€248 EUR
View
Final sale: no returns
A
Retailer 3
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€257 EUR
View
Retailer 4
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€274 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
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€274 EUR
View
A
Retailer 6
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€320 EUR
View
Retailer 7
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€422 EUR
View
Price last confirmed 13 days ago
A
Retailer 8
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€459 EUR
View
A
Retailer 9
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€462 EUR
View
A
Retailer 10
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€473 EUR
View
A
Retailer 11
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€516 EUR
View
A
Retailer 12
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€562 EUR
View
B+
Retailer 13
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€642 EUR
View
B+
Retailer 14
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€704 EUR
View
B+
Retailer 15
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€854 EUR
View
Retailer 16
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€856 EUR
View
Price last confirmed 7 days ago
B+
Retailer 17
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€881 EUR
View
B+
Retailer 18
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€882 EUR
View
B
Retailer 19
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€927 EUR
View
B
Retailer 20
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€1,079 EUR
View
B
Retailer 21
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€1,099 EUR
View
Most Expensive
B
Brilliant Earth
22479561A · Nov 3
€1,243 EUR
$1,400 USD
View
21 more retailers have this diamond
Prices start from €221 EURSave up to €1,022 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
1.51ct Marquise
€221 EUR