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Radiant|Lab Grown|IGI

1.51ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG620412419

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

Certificate IGI LG620412419

Diamond specifications and retailer prices

From €194 EUR
$217 USD
As of October 30, 2026
Save €1,668 EUR (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,862 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620412419 or 620412419. Listed at 24 retailers as of October 30, 2026, with prices from €194 to €1,862, a €1,668 spread on the same certified stone. Do Amore Diamonds lists it at €1,862. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620412419
Dimensions8.05 × 5.81 × 3.76 mm
L/W Ratio1.39
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
8.05 mm5.81 mm1.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620412419
Side View
Table 63.0%Crown 41.5°Girdle: Slightly ThickPavilion 35.2°Culet: NoneDepth 64.7%

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: €1,862 EUR|Low: €186 EUR|High: €1,862 EUR|Avg: €713 EUR
Do Amore Diamonds
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Retailer 23
November 1, 2026
Retailer 4€194 EUR
Retailer 22€226 EUR
Retailer 23€226 EUR
Retailer 3€241 EUR
Retailer 9€360 EUR
Retailer 7€376 EUR
Retailer 14€378 EUR
Retailer 18€444 EUR
Retailer 2€459 EUR
Retailer 12€468 EUR
Retailer 17€499 EUR
Retailer 11€583 EUR
Retailer 20€620 EUR
Retailer 6€777 EUR
Retailer 5€855 EUR
Retailer 21€890 EUR
Retailer 10€980 EUR
Retailer 15€1,008 EUR
Retailer 13€1,065 EUR
Retailer 16€1,082 EUR
Retailer 8€1,117 EUR
Retailer 19€1,396 EUR
Do Amore Diamonds€1,862 EUR

35 data points across 23 retailers

24 retailers€194 EUR to €1,862 EUR

A
Cheapest Retailer
-
€194 EUR
$217 USD
A
Retailer 2
-
€226 EUR
$252 USD
View
Final sale: no returns
A
Retailer 3
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€226 EUR
$252 USD
View
A
Retailer 4
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€241 EUR
$269 USD
View
A
Retailer 5
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€360 EUR
$402 USD
View
B+
Retailer 6
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€376 EUR
$420 USD
View
A
Retailer 7
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€378 EUR
HK$3,300 HKD
View
A
Retailer 8
-
€444 EUR
View
A
Retailer 9
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€459 EUR
ZAR 8,286 ZAR
View
A
Retailer 10
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€468 EUR
$523 USD
View
A
Retailer 11
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€499 EUR
£439 GBP
View
B+
Retailer 12
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€583 EUR
$651 USD
View
B+
Retailer 13
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€620 EUR
A$1,065 AUD
View
B+
Retailer 14
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€777 EUR
$868 USD
View
B
Retailer 15
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€836 EUR
£736 GBP
View
B+
Retailer 16
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€855 EUR
$955 USD
View
Retailer 17
-
€890 EUR
A$1,529 AUD
View
Price last confirmed 7 days ago
B
Retailer 18
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€980 EUR
$1,095 USD
View
B
Retailer 19
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€1,008 EUR
$1,126 USD
View
B
Retailer 20
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€1,065 EUR
£937 GBP
View
B
Retailer 21
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€1,082 EUR
SGD 1,634 SGD
View
B
Retailer 22
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€1,117 EUR
$1,248 USD
View
B
Retailer 23
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€1,396 EUR
$1,560 USD
View
Most Expensive
B
Do Amore Diamonds
27-87A4AC130 · Oct 31
€1,862 EUR
$2,080 USD
View
23 more retailers have this diamond
Prices start from €194 EURSave up to €1,668 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
€194 EUR