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Radiant|Lab Grown|IGI

1.51ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG603356455

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

Certificate IGI LG603356455

Diamond specifications and retailer prices

From $188 USD
As of November 2, 2026
Save $1,090 USD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,278 USD at Diamond Exchange Canada · As of November 2, 2026
View at Diamond Exchange Canada

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG603356455 or 603356455. Listed at 23 retailers as of November 2, 2026, with prices from $188 to $1,278, a $1,090 spread on the same certified stone. Diamond Exchange Canada lists it at $1,278. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603356455
Dimensions5.55 × 8.44 × 3.71 mm
L/W Ratio1.52
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
5.55 mm8.44 mm1.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603356455
Side View
Table 67.0%Crown 44.1°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 66.8%

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 2
Current: $265 USD|Low: $188 USD|High: $1,176 USD|Avg: $545 USD|-2.5%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 10$188 USD
Retailer 5$210 USD
Retailer 18$218 USD
Retailer 8$233 USD
Retailer 17$233 USD
Retailer 1$265 USD
Retailer 2$315 USD
Retailer 3$333 USD
Retailer 14$402 USD
Retailer 12$418 USD
Retailer 4$494 USD
Retailer 13$542 USD
Retailer 16$556 USD
Retailer 7$748 USD
Retailer 6$802 USD
Retailer 11$945 USD
Retailer 9$968 USD
Retailer 15$1,087 USD
Retailer 19$1,154 USD

29 data points across 19 retailers

23 retailers$188 USD to $1,278 USD

A
Cheapest Retailer
-
$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 8 days ago
A
Retailer 5
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$233 USD
View
A
Retailer 6
-
$265 USD
£209 GBP
View
B+
Retailer 7
-
$315 USD
View
A
Retailer 8
-
$333 USD
HK$2,600 HKD
View
A
Retailer 9
-
$402 USD
ZAR 6,487 ZAR
View
A
Retailer 10
-
$418 USD
£330 GBP
View
A
Retailer 11
-
$494 USD
View
A
Retailer 12
-
$542 USD
A$834 AUD
View
A
Retailer 13
-
$556 USD
View
B+
Retailer 14
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$748 USD
View
B+
Retailer 15
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$750 USD
View
B+
Retailer 16
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$763 USD
£601 GBP
View
B+
Retailer 17
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$802 USD
View
Retailer 18
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$945 USD
£744 GBP
View
Price last confirmed 14 days ago
B+
Retailer 19
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$968 USD
View
B
Retailer 20
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$1,002 USD
View
B
Retailer 21
-
$1,087 USD
£856 GBP
View
B
Retailer 22
-
$1,154 USD
View
Most Expensive
B
Diamond Exchange Canada
1950268706 · Nov 2
$1,278 USD
CA$1,775 CAD
View
22 more retailers have this diamond
Prices start from $188 USDSave up to $1,090 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