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Marquise|Lab Grown|IGI

1.51ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG831676204

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831676204

Diamond specifications and retailer prices

From €219 EUR
As of November 4, 2026
Save €978 EUR (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,197 EUR at With Clarity · As of November 5, 2026
View at With Clarity

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 LG831676204 or 831676204. Listed at 14 retailers as of November 4, 2026, with prices from €219 to €1,197, a €978 spread on the same certified stone. With Clarity lists it at €1,197. 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 angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831676204
Dimensions12.18 × 5.91 × 3.70 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.18 mm5.91 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831676204
Side View
Table 58.0%Crown 34.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.6%

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 4
Current: €987 EUR|Low: €219 EUR|High: €1,257 EUR|Avg: €735 EUR|-14.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
November 5, 2026
Retailer 8€219 EUR
Retailer 11€255 EUR
Retailer 7€317 EUR
Retailer 2€422 EUR
Retailer 3€461 EUR
Retailer 13€572 EUR
Retailer 4€580 EUR
Retailer 12€656 EUR
Retailer 9€874 EUR
Retailer 10€878 EUR
Retailer 1€987 EUR
Retailer 6€1,086 EUR
Retailer 5€1,172 EUR
With Clarity€1,197 EUR

37 data points across 14 retailers

14 retailers€219 EUR to €1,197 EUR

A
Cheapest Retailer
-
€219 EUR
A
Retailer 2
-
€255 EUR
View
A
Retailer 3
-
€317 EUR
View
A
Retailer 4
-
€422 EUR
View
Retailer 5
-
€461 EUR
View
Price last confirmed 11 days ago
B+
Retailer 6
-
€572 EUR
View
B+
Retailer 7
-
€580 EUR
View
B+
Retailer 8
-
€656 EUR
View
B+
Retailer 9
-
€874 EUR
View
B+
Retailer 10
-
€878 EUR
View
B
Retailer 11
-
€987 EUR
View
B
Retailer 12
-
€1,086 EUR
View
Retailer 13
-
€1,172 EUR
View
Price last confirmed 24 days ago
Most Expensive
B
With Clarity
831676204 · Nov 5
€1,197 EUR
$1,349 USD
View
13 more retailers have this diamond
Prices start from €219 EURSave up to €978 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
€219 EUR