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Round|Lab Grown|IGI

1.51ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG781631379

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781631379

Diamond specifications and retailer prices

From €230 EUR
As of November 5, 2026
Save €999 EUR (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,622 EUR at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781631379 or 781631379. Listed at 24 retailers as of November 4, 2026, with a 434% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781631379
Dimensions7.38 × 7.44 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm7.44 mm1.51 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781631379
Side View
Table 55.0%Crown 33.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

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 5
Current: €1,622 EUR|Low: €221 EUR|High: €1,702 EUR|Avg: €601 EUR|-4.7%
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 6, 2026
Retailer 5€230 EUR
Retailer 4€267 EUR
Retailer 3€285 EUR
Retailer 6€285 EUR
Retailer 7€319 EUR
Retailer 12€428 EUR
Retailer 10€434 EUR
Retailer 15€464 EUR
Retailer 14€493 EUR
Retailer 2€535 EUR
Retailer 13€668 EUR
Retailer 9€740 EUR
Retailer 16€918 EUR
Retailer 8€1,123 EUR
Retailer 11€1,140 EUR
Brilliant Earth€1,622 EUR

35 data points across 16 retailers

24 retailers€230 EUR to €1,229 EUR

A
Cheapest Retailer
-
€230 EUR
A
Retailer 2
-
€257 EUR
View
Final sale: no returns
A
Retailer 3
-
€267 EUR
View
A
Retailer 4
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€285 EUR
View
Retailer 5
-
€285 EUR
View
Price last confirmed 21 days ago
A
Retailer 6
-
€319 EUR
View
B+
Retailer 7
-
€385 EUR
View
A
Retailer 8
-
€428 EUR
View
A
Retailer 9
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€434 EUR
View
A
Retailer 10
-
€445 EUR
View
Retailer 11
-
€464 EUR
View
Price last confirmed 8 days ago
A
Retailer 12
-
€493 EUR
View
B+
Retailer 13
-
€535 EUR
View
B+
Retailer 14
-
€586 EUR
View
B+
Retailer 15
-
€668 EUR
View
B+
Retailer 16
-
€740 EUR
View
B
Retailer 17
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€884 EUR
View
B
Retailer 18
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€918 EUR
View
B
Retailer 19
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€937 EUR
View
B
Retailer 20
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€963 EUR
View
B
Retailer 21
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€1,123 EUR
View
B
Retailer 22
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€1,140 EUR
View
B
Retailer 23
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€1,229 EUR
View
Most Expensive
Brilliant Earth
20979994A · Oct 27
€1,622 EUR
$1,820 USD
View
Price last confirmed 9 days ago
23 more retailers have this diamond
Prices start from €230 EURSave up to €999 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 Round
€230 EUR