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Radiant|Lab Grown|IGI

1.51ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG639472394

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

Certificate IGI LG639472394

Diamond specifications and retailer prices

From €218 EUR
As of November 4, 2026
Save €1,592 EUR (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,811 EUR at Brilliant Earth · As of November 2, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG639472394 or 639472394. Listed at 23 retailers as of November 2, 2026, with prices from €218 to €1,811, a €1,592 spread on the same certified stone. Brilliant Earth lists it at €1,811. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639472394
Dimensions7.94 × 5.68 × 3.87 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.94 mm5.68 mm1.51 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639472394
Side View
Table 63.0%Crown 30.3°Girdle: MediumPavilion 36.2°Culet: NoneDepth 68.1%

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: €1,811 EUR|Low: €211 EUR|High: €1,811 EUR|Avg: €646 EUR
Brilliant Earth
Retailer 2
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Retailer 22
November 5, 2026
Retailer 19€218 EUR
Retailer 20€243 EUR
Retailer 6€253 EUR
Retailer 11€262 EUR
Retailer 2€271 EUR
Retailer 18€300 EUR
Retailer 9€400 EUR
Retailer 8€452 EUR
Retailer 4€454 EUR
Retailer 14€466 EUR
Retailer 16€509 EUR
Retailer 12€551 EUR
Retailer 7€612 EUR
Retailer 21€869 EUR
Retailer 3€872 EUR
Retailer 22€914 EUR
Retailer 10€954 EUR
Retailer 15€1,033 EUR
Retailer 13€1,063 EUR
Retailer 17€1,079 EUR
Retailer 5€1,188 EUR
Brilliant Earth€1,811 EUR

29 data points across 22 retailers

23 retailers€218 EUR to €1,811 EUR

A
Cheapest Retailer
-
€218 EUR
A
Retailer 2
-
€243 EUR
View
Final sale: no returns
A
Retailer 3
-
€253 EUR
View
Retailer 4
-
€262 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
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€271 EUR
View
A
Retailer 6
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€300 EUR
View
A
Retailer 7
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€400 EUR
View
B+
Retailer 8
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€452 EUR
View
B+
Retailer 9
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€454 EUR
View
A
Retailer 10
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€466 EUR
View
B+
Retailer 11
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€509 EUR
View
B+
Retailer 12
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€551 EUR
View
B+
Retailer 13
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€612 EUR
View
B
Retailer 14
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€860 EUR
View
B
Retailer 15
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€869 EUR
View
B
Retailer 16
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€872 EUR
View
B
Retailer 17
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€914 EUR
View
Retailer 18
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€954 EUR
View
Price last confirmed 18 days ago
B
Retailer 19
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€1,033 EUR
View
B
Retailer 20
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€1,063 EUR
View
B
Retailer 21
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€1,079 EUR
View
B
Retailer 22
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€1,188 EUR
View
Most Expensive
B
Brilliant Earth
10979309A · Nov 2
€1,811 EUR
$2,040 USD
View
22 more retailers have this diamond
Prices start from €218 EURSave up to €1,592 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
€218 EUR