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Radiant|Lab Grown|IGI

1.51ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG743578303

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

Certificate IGI LG743578303

Diamond specifications and retailer prices

From €183 EUR
$205 USD
As of October 30, 2026
Save €1,759 EUR (91%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €1,942 EUR at Kay Jewelers · As of October 30, 2026
View at Kay Jewelers

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG743578303 or 743578303. Listed at 26 retailers as of October 30, 2026, with prices from €183 to €1,942, a €1,759 spread on the same certified stone. Kay Jewelers lists it at €1,942. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743578303
Dimensions8.25 × 5.72 × 3.77 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.25 mm5.72 mm1.51 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743578303
Side View
Table 63.0%Crown 43.6°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 65.9%

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: €464 EUR|Low: €175 EUR|High: €1,685 EUR|Avg: €657 EUR|+3.2%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 16€183 EUR
Retailer 8€204 EUR
Retailer 4€212 EUR
Retailer 6€227 EUR
Retailer 17€227 EUR
Retailer 10€402 EUR
Retailer 11€431 EUR
Retailer 1€464 EUR
Retailer 7€524 EUR
Retailer 12€585 EUR
Retailer 15€733 EUR
Retailer 2€806 EUR
Retailer 9€982 EUR
Retailer 13€1,006 EUR
Retailer 14€1,204 EUR
Retailer 3€1,405 EUR
Retailer 5€1,685 EUR

44 data points across 17 retailers

26 retailers€183 EUR to €1,942 EUR

A
Cheapest Retailer
-
€183 EUR
$205 USD
A
Retailer 2
-
€204 EUR
$228 USD
View
Final sale: no returns
A
Retailer 3
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€212 EUR
$237 USD
View
A
Retailer 4
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€227 EUR
$254 USD
View
A
Retailer 5
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€227 EUR
$254 USD
View
B+
Retailer 6
-
€303 EUR
$339 USD
View
A
Retailer 7
-
€402 EUR
View
A
Retailer 8
-
€415 EUR
$464 USD
View
A
Retailer 9
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€423 EUR
$473 USD
View
A
Retailer 10
-
€431 EUR
ZAR 7,774 ZAR
View
A
Retailer 11
-
€464 EUR
£408 GBP
View
A
Retailer 12
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€524 EUR
$585 USD
View
A
Retailer 13
-
€585 EUR
A$1,006 AUD
View
B+
Retailer 14
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€733 EUR
$819 USD
View
B+
Retailer 15
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€806 EUR
$900 USD
View
B+
Retailer 16
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€960 EUR
$1,072 USD
View
B
Retailer 17
-
€982 EUR
£864 GBP
View
B+
Retailer 18
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€1,006 EUR
£885 GBP
View
B
Retailer 19
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€1,082 EUR
$1,209 USD
View
Retailer 20
-
€1,204 EUR
$1,345 USD
View
Price last confirmed 13 days ago
B
Retailer 21
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€1,405 EUR
$1,570 USD
View
B
Retailer 22
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€1,684 EUR
$1,882 USD
View
B
Retailer 23
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€1,685 EUR
$1,883 USD
View
B
Retailer 24
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€1,754 EUR
$1,960 USD
View
B
Retailer 25
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€1,942 EUR
$2,170 USD
View
Most Expensive
B
Kay Jewelers
258138207 · Oct 30
€1,942 EUR
$2,170 USD
View
25 more retailers have this diamond
Prices start from €183 EURSave up to €1,759 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
€183 EUR