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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 €193 EUR
As of November 4, 2026
Save €1,654 EUR (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,846 EUR at Do Amore Diamonds · As of November 4, 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 November 4, 2026, with prices from €193 to €1,846, a €1,654 spread on the same certified stone. Do Amore Diamonds lists it at €1,846. 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
Colour
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: Nov 4
Current: €1,846 EUR|Low: €185 EUR|High: €1,846 EUR|Avg: €705 EUR
Do Amore Diamonds
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November 5, 2026
Retailer 4€193 EUR
Retailer 22€224 EUR
Retailer 23€224 EUR
Retailer 3€239 EUR
Retailer 9€357 EUR
Retailer 7€373 EUR
Retailer 14€375 EUR
Retailer 19€439 EUR
Retailer 17€454 EUR
Retailer 12€464 EUR
Retailer 2€494 EUR
Retailer 11€578 EUR
Retailer 13€616 EUR
Retailer 6€770 EUR
Retailer 5€848 EUR
Retailer 21€881 EUR
Retailer 10€972 EUR
Retailer 15€999 EUR
Retailer 18€1,055 EUR
Retailer 16€1,073 EUR
Retailer 8€1,107 EUR
Retailer 20€1,385 EUR
Do Amore Diamonds€1,846 EUR

37 data points across 23 retailers

24 retailers€193 EUR to €1,846 EUR

A
Cheapest Retailer
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€193 EUR
A
Retailer 2
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€224 EUR
View
Final sale: no returns
A
Retailer 3
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€224 EUR
View
A
Retailer 4
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€239 EUR
View
A
Retailer 5
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€357 EUR
View
B+
Retailer 6
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€373 EUR
View
A
Retailer 7
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€375 EUR
View
A
Retailer 8
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€439 EUR
View
A
Retailer 9
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€454 EUR
View
A
Retailer 10
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€464 EUR
View
A
Retailer 11
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€494 EUR
View
B+
Retailer 12
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€578 EUR
View
B+
Retailer 13
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€616 EUR
View
B+
Retailer 14
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€770 EUR
View
B
Retailer 15
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€829 EUR
View
B+
Retailer 16
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€848 EUR
View
Retailer 17
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€881 EUR
View
Price last confirmed 11 days ago
B
Retailer 18
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€972 EUR
View
B
Retailer 19
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€999 EUR
View
B
Retailer 20
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€1,055 EUR
View
B
Retailer 21
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€1,073 EUR
View
B
Retailer 22
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€1,107 EUR
View
B
Retailer 23
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€1,385 EUR
View
Most Expensive
B
Do Amore Diamonds
27-87A4AC130 · Nov 4
€1,846 EUR
$2,080 USD
View
23 more retailers have this diamond
Prices start from €193 EURSave up to €1,654 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
€193 EUR