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Radiant|Lab Grown|IGI

1.51ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG642457746

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

Certificate IGI LG642457746

Diamond specifications and retailer prices

From $331 AUD
As of November 4, 2026
Save $2,854 AUD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,186 AUD at Do Amore Diamonds · As of November 4, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG642457746 or 642457746. Listed at 22 retailers as of November 4, 2026, with prices from $331 to $3,186, a $2,854 spread on the same certified stone. Do Amore Diamonds lists it at $3,186. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642457746
Dimensions8.22 × 5.71 × 3.84 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm5.71 mm1.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642457746
Side View
Table 66.0%Crown 43.8°Girdle: MediumPavilion 36.8°Culet: NoneDepth 67.3%

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: $526 AUD|Low: $319 AUD|High: $1,838 AUD|Avg: $895 AUD|-1.1%
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
November 5, 2026
Retailer 15$331 AUD
Retailer 13$370 AUD
Retailer 5$384 AUD
Retailer 2$411 AUD
Retailer 6$411 AUD
Retailer 1$526 AUD
Retailer 7$771 AUD
Retailer 12$783 AUD
Retailer 8$857 AUD
Retailer 11$1,060 AUD
Retailer 10$1,214 AUD
Retailer 14$1,326 AUD
Retailer 4$1,457 AUD
Retailer 3$1,671 AUD
Retailer 9$1,811 AUD

45 data points across 15 retailers

22 retailers$331 AUD to $3,186 AUD

A
Cheapest Retailer
-
$331 AUD
A
Retailer 2
-
$370 AUD
View
Final sale: no returns
A
Retailer 3
-
$384 AUD
View
A
Retailer 4
-
$411 AUD
View
Retailer 5
-
$411 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$526 AUD
View
B+
Retailer 7
-
$551 AUD
View
A
Retailer 8
-
$571 AUD
View
A
Retailer 9
-
$771 AUD
View
A
Retailer 10
-
$783 AUD
View
A
Retailer 11
-
$857 AUD
View
B+
Retailer 12
-
$1,060 AUD
View
B+
Retailer 13
-
$1,214 AUD
View
B+
Retailer 14
-
$1,231 AUD
View
B+
Retailer 15
-
$1,326 AUD
View
B
Retailer 16
-
$1,457 AUD
View
B
Retailer 17
-
$1,671 AUD
View
B
Retailer 18
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$1,698 AUD
View
B
Retailer 19
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$1,811 AUD
View
B
Retailer 20
-
$1,848 AUD
View
B
Retailer 21
-
$2,660 AUD
View
Most Expensive
B
Do Amore Diamonds
27-2A61DBB61 · Nov 4
$3,186 AUD
$2,230 USD
View
21 more retailers have this diamond
Prices start from $331 AUDSave up to $2,854 AUD

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
$331 AUD