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Radiant|Lab Grown|IGI

1.51ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG536296802

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG536296802

Diamond specifications and retailer prices

From €167 EUR
As of November 4, 2026
Save €857 EUR (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,109 EUR at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG536296802 or 536296802. Listed at 21 retailers as of November 4, 2026, with a 514% 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
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536296802
Dimensions8.12 × 5.51 × 3.80 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.12 mm5.51 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536296802
Side View
Table 65.5%Crown 45.8°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 69.0%

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: €1,109 EUR|Low: €160 EUR|High: €1,127 EUR|Avg: €509 EUR|-1.6%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 9€167 EUR
Retailer 6€186 EUR
Retailer 19€193 EUR
Retailer 2€207 EUR
Retailer 18€207 EUR
Retailer 3€280 EUR
Retailer 4€295 EUR
Retailer 16€356 EUR
Retailer 14€380 EUR
Retailer 12€424 EUR
Retailer 5€430 EUR
Retailer 15€481 EUR
Retailer 17€493 EUR
Retailer 11€578 EUR
Retailer 8€664 EUR
Retailer 7€711 EUR
Retailer 10€825 EUR
Retailer 13€962 EUR
Retailer 20€1,024 EUR
Brilliant Earth€1,109 EUR

37 data points across 20 retailers

21 retailers€167 EUR to €1,024 EUR

A
Cheapest Retailer
-
€167 EUR
A
Retailer 2
-
€186 EUR
View
Final sale: no returns
A
Retailer 3
-
€193 EUR
View
Retailer 4
-
€207 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€207 EUR
View
B+
Retailer 6
-
€280 EUR
View
A
Retailer 7
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€295 EUR
View
A
Retailer 8
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€356 EUR
View
A
Retailer 9
-
€380 EUR
View
A
Retailer 10
-
€430 EUR
View
A
Retailer 11
-
€481 EUR
View
A
Retailer 12
-
€493 EUR
View
B+
Retailer 13
-
€648 EUR
View
B+
Retailer 14
-
€664 EUR
View
B+
Retailer 15
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€666 EUR
View
B+
Retailer 16
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€711 EUR
View
Retailer 17
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€825 EUR
View
Price last confirmed 17 days ago
B
Retailer 18
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€896 EUR
View
B+
Retailer 19
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€962 EUR
View
B+
Retailer 20
-
€1,024 EUR
View
Most Expensive
Brilliant Earth
16080889A · Oct 16
€1,109 EUR
$1,250 USD
View
Price last confirmed 19 days ago
20 more retailers have this diamond
Prices start from €167 EURSave up to €857 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 Radiant
€167 EUR