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 €168 EUR
$188 USD
As of October 30, 2026
Save €865 EUR (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,119 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 October 30, 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
Color
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: Oct 30
Current: €1,119 EUR|Low: €161 EUR|High: €1,137 EUR|Avg: €521 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
October 31, 2026
Retailer 9€168 EUR
Retailer 5€188 EUR
Retailer 17€195 EUR
Retailer 8€209 EUR
Retailer 15€209 EUR
Retailer 20€282 EUR
Retailer 3€298 EUR
Retailer 13€358 EUR
Retailer 18€391 EUR
Retailer 12€428 EUR
Retailer 4€434 EUR
Retailer 14€485 EUR
Retailer 2€498 EUR
Retailer 11€583 EUR
Retailer 7€670 EUR
Retailer 6€718 EUR
Retailer 10€832 EUR
Retailer 16€975 EUR
Retailer 19€1,033 EUR
Brilliant Earth€1,119 EUR

35 data points across 20 retailers

21 retailers€168 EUR to €1,033 EUR

A
Cheapest Retailer
-
€168 EUR
$188 USD
A
Retailer 2
-
€188 EUR
$210 USD
View
Final sale: no returns
A
Retailer 3
-
€195 EUR
$218 USD
View
A
Retailer 4
-
€209 EUR
$233 USD
View
A
Retailer 5
-
€209 EUR
$233 USD
View
B+
Retailer 6
-
€282 EUR
$315 USD
View
A
Retailer 7
-
€298 EUR
HK$2,600 HKD
View
A
Retailer 8
-
€358 EUR
ZAR 6,453 ZAR
View
Retailer 9
-
€391 EUR
View
Price last confirmed 9 days ago
A
Retailer 10
-
€434 EUR
$485 USD
View
A
Retailer 11
-
€485 EUR
A$834 AUD
View
A
Retailer 12
-
€498 EUR
$556 USD
View
B+
Retailer 13
-
€654 EUR
£575 GBP
View
B+
Retailer 14
-
€670 EUR
$748 USD
View
B+
Retailer 15
-
€671 EUR
$750 USD
View
B+
Retailer 16
-
€718 EUR
$802 USD
View
Retailer 17
-
€832 EUR
£732 GBP
View
Price last confirmed 13 days ago
B
Retailer 18
-
€904 EUR
CA$1,403 CAD
View
B+
Retailer 19
-
€975 EUR
£858 GBP
View
B+
Retailer 20
-
€1,033 EUR
$1,154 USD
View
Most Expensive
Brilliant Earth
16080889A · Oct 16
€1,119 EUR
$1,250 USD
View
Price last confirmed 16 days ago
20 more retailers have this diamond
Prices start from €168 EURSave up to €865 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
€168 EUR