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Radiant|Lab Grown|IGI

1.51ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG607393173

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

Certificate IGI LG607393173

Diamond specifications and retailer prices

From $188 USD
As of November 4, 2026
Save $1,016 USD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,204 USD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG607393173 or 607393173. Listed at 24 retailers as of November 4, 2026, with prices from $188 to $1,204, a $1,016 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,204. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607393173
Dimensions5.63 × 8.46 × 3.73 mm
L/W Ratio1.50
Girdle conditionFaceted
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
5.63 mm8.46 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607393173
Side View
Table 64.0%Crown 42°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 66.3%

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: $1,204 USD|Low: $188 USD|High: $1,219 USD|Avg: $575 USD|-1.3%
Flawless Fine Jewelry
Retailer 2
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Retailer 20
November 5, 2026
Retailer 11$188 USD
Retailer 7$210 USD
Retailer 20$218 USD
Retailer 2$233 USD
Retailer 19$233 USD
Retailer 15$271 USD
Retailer 5$315 USD
Retailer 6$332 USD
Retailer 17$401 USD
Retailer 13$417 USD
Retailer 3$469 USD
Retailer 16$542 USD
Retailer 18$556 USD
Retailer 9$748 USD
Retailer 8$801 USD
Retailer 12$865 USD
Retailer 10$968 USD
Retailer 14$1,084 USD
Retailer 4$1,154 USD
Flawless Fine Jewelry$1,204 USD

28 data points across 20 retailers

24 retailers$188 USD to $1,204 USD

A
Cheapest Retailer
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$188 USD
A
Retailer 2
-
$210 USD
View
Final sale: no returns
A
Retailer 3
-
$218 USD
View
Retailer 4
-
$233 USD
View
Price last confirmed 11 days ago
A
Retailer 5
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$233 USD
View
A
Retailer 6
-
$271 USD
View
B+
Retailer 7
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$315 USD
View
A
Retailer 8
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$332 USD
View
A
Retailer 9
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$401 USD
View
A
Retailer 10
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$417 USD
View
A
Retailer 11
-
$469 USD
View
A
Retailer 12
-
$542 USD
View
A
Retailer 13
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$556 USD
View
B+
Retailer 14
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$730 USD
View
B+
Retailer 15
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$748 USD
View
B+
Retailer 16
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$750 USD
View
B+
Retailer 17
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$801 USD
View
Retailer 18
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$865 USD
View
Price last confirmed 8 days ago
B+
Retailer 19
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$968 USD
View
B
Retailer 20
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$997 USD
View
B
Retailer 21
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$1,084 USD
View
B
Retailer 22
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$1,154 USD
View
B
Retailer 23
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$1,189 USD
View
Most Expensive
B
Flawless Fine Jewelry
6B05710BA · Nov 4
$1,204 USD
£948 GBP
View
23 more retailers have this diamond
Prices start from $188 USDSave up to $1,016 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
$188 USD