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Radiant|Lab Grown|IGI

1.50ct H VS1 Radiant Lab Grown Diamond

VG • H/VS1 • IGI LG570375731

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

Certificate IGI LG570375731

Diamond specifications and retailer prices

From €162 EUR
As of November 4, 2026
Save €880 EUR (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,042 EUR at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

About this 1.5ct lab-grown radiant diamond

This 1.5ct 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 very-good cut grade and certified by IGI LG570375731 or 570375731. Listed at 17 retailers as of November 4, 2026, with prices from €162 to €1,042, a €880 spread on the same certified stone. Flawless Fine Jewelry lists it at €1,042. 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

1.50
Carat
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570375731
Dimensions7.73 × 5.77 × 4.00 mm
L/W Ratio1.34
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
7.73 mm5.77 mm1.50 ctH / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570375731
Side View
Table 67.5%Crown 37.7°Girdle: THN-STKPavilion 34.9°Culet: NoneDepth 69.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €1,042 EUR|Low: €124 EUR|High: €1,042 EUR|Avg: €396 EUR
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
November 5, 2026
Retailer 13€162 EUR
Retailer 7€186 EUR
Retailer 4€187 EUR
Retailer 5€201 EUR
Retailer 14€201 EUR
Retailer 8€227 EUR
Retailer 11€331 EUR
Retailer 10€345 EUR
Retailer 16€354 EUR
Retailer 3€424 EUR
Retailer 6€430 EUR
Retailer 9€466 EUR
Retailer 15€643 EUR
Retailer 12€680 EUR
Retailer 2€933 EUR
Flawless Fine Jewelry€1,042 EUR

31 data points across 16 retailers

17 retailers€162 EUR to €1,042 EUR

A
Cheapest Retailer
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€162 EUR
A
Retailer 2
-
€186 EUR
View
Final sale: no returns
A
Retailer 3
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€187 EUR
View
Retailer 4
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€201 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
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€201 EUR
View
A
Retailer 6
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€227 EUR
View
A
Retailer 7
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€331 EUR
View
A
Retailer 8
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€345 EUR
View
B+
Retailer 9
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€354 EUR
View
B+
Retailer 10
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€424 EUR
View
B+
Retailer 11
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€430 EUR
View
A
Retailer 12
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€466 EUR
View
B+
Retailer 13
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€561 EUR
View
B+
Retailer 14
-
€643 EUR
View
B+
Retailer 15
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€680 EUR
View
B
Retailer 16
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€933 EUR
View
Most Expensive
B
Flawless Fine Jewelry
1FB61E525 · Nov 4
€1,042 EUR
£924 GBP
View
16 more retailers have this diamond
Prices start from €162 EURSave up to €880 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
1.50ct Radiant
€162 EUR