Radiant|Lab Grown|IGI

1.51ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG623412215

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

Certificate IGI LG623412215

Diamond specifications and retailer prices

From $271 USD
As of October 30, 2026
Save $2,539 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,810 USD 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG623412215 or 623412215. Listed at 23 retailers as of October 30, 2026, with prices from $271 to $2,810, a $2,539 spread on the same certified stone. Do Amore Diamonds lists it at $2,810. 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
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623412215
Dimensions8.06 × 5.62 × 3.85 mm
L/W Ratio1.43
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
8.06 mm5.62 mm1.51 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623412215
Side View
Table 64.0%Crown 40.5°Girdle: MediumPavilion 37.3°Culet: NoneDepth 68.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $657 USD|Low: $260 USD|High: $1,502 USD|Avg: $716 USD|+1.9%
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
October 31, 2026
Retailer 15$271 USD
Retailer 6$314 USD
Retailer 2$336 USD
Retailer 7$336 USD
Retailer 8$434 USD
Retailer 14$448 USD
Retailer 11$495 USD
Retailer 10$637 USD
Retailer 1$657 USD
Retailer 9$862 USD
Retailer 4$987 USD
Retailer 13$1,031 USD
Retailer 5$1,191 USD
Retailer 3$1,291 USD
Retailer 12$1,492 USD

38 data points across 15 retailers

23 retailers$271 USD to $2,810 USD

A
Cheapest Retailer
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$271 USD
A
Retailer 2
-
$302 USD
View
Final sale: no returns
A
Retailer 3
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$314 USD
View
A
Retailer 4
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$336 USD
View
A
Retailer 5
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$336 USD
View
A
Retailer 6
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$407 USD
View
A
Retailer 7
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$434 USD
£342 GBP
View
B+
Retailer 8
-
$448 USD
View
A
Retailer 9
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$495 USD
View
B+
Retailer 10
-
$637 USD
ZAR 10,285 ZAR
View
B+
Retailer 11
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$657 USD
£518 GBP
View
B+
Retailer 12
-
$672 USD
View
B+
Retailer 13
-
$862 USD
A$1,326 AUD
View
Retailer 14
-
$987 USD
A$1,518 AUD
View
Price last confirmed 30 days ago
B
Retailer 15
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$1,031 USD
View
B
Retailer 16
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$1,074 USD
£846 GBP
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B
Retailer 17
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$1,191 USD
View
B
Retailer 18
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$1,291 USD
View
B
Retailer 19
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$1,356 USD
View
B
Retailer 20
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$1,416 USD
View
B
Retailer 21
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$1,492 USD
£1,175 GBP
View
B
Retailer 22
-
$2,400 USD
View
Most Expensive
B
Do Amore Diamonds
23-623412215 · Oct 31
$2,810 USD
View
22 more retailers have this diamond
Prices start from $271 USDSave up to $2,539 USD

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
$271 USD