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Radiant|Lab Grown|IGI

1.51ct D VVS2 Radiant Lab Grown Diamond

EX • D/VVS2 • IGI LG644456431

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

Certificate IGI LG644456431

Diamond specifications and retailer prices

From $351 AUD
As of November 4, 2026
Save $1,559 AUD (82%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $1,910 AUD at Reve Diamonds · As of November 4, 2026
View at Reve 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 D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG644456431 or 644456431. Listed at 29 retailers as of November 4, 2026, with prices from $351 to $1,910, a $1,559 spread on the same certified stone. Reve Diamonds lists it at $1,910. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644456431
Dimensions5.81 × 5.81 × 3.81 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.81 mm5.81 mm1.51 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644456431
Side View
Table 62.0%Crown 32.8°Girdle: MED-STKPavilion 34.2°Culet: NoneDepth 65.6%

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: $817 AUD|Low: $351 AUD|High: $1,910 AUD|Avg: $1,117 AUD|+1.4%
Retailer 1
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Retailer 21
Reve Diamonds
November 5, 2026
Retailer 3$351 AUD
Retailer 18$391 AUD
Retailer 2$510 AUD
Retailer 4$616 AUD
Retailer 17$724 AUD
Retailer 16$750 AUD
Retailer 7$791 AUD
Retailer 1$817 AUD
Retailer 5$825 AUD
Retailer 14$834 AUD
Retailer 8$957 AUD
Retailer 15$1,016 AUD
Retailer 21$1,401 AUD
Retailer 11$1,413 AUD
Retailer 9$1,470 AUD
Retailer 10$1,475 AUD
Retailer 13$1,487 AUD
Retailer 19$1,518 AUD
Retailer 6$1,711 AUD
Retailer 12$1,735 AUD
Retailer 20$1,875 AUD
Reve Diamonds$1,910 AUD

38 data points across 22 retailers

29 retailers$351 AUD to $1,910 AUD

A
Cheapest Retailer
-
$351 AUD
Retailer 2
-
$373 AUD
View
Price last confirmed 36 days ago
A
Retailer 3
-
$391 AUD
View
Final sale: no returns
Retailer 4
-
$433 AUD
View
Price last confirmed 39 days ago
Retailer 5
-
$435 AUD
View
Price last confirmed 33 days ago
Retailer 6
-
$456 AUD
View
Price last confirmed 37 days ago
A
Retailer 7
-
$510 AUD
View
B+
Retailer 8
-
$616 AUD
View
A
Retailer 9
-
$724 AUD
View
A
Retailer 10
-
$750 AUD
View
A
Retailer 11
-
$791 AUD
View
Retailer 12
-
$804 AUD
View
Price last confirmed 21 days ago
A
Retailer 13
-
$817 AUD
View
A
Retailer 14
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$825 AUD
View
B+
Retailer 15
-
$957 AUD
View
B+
Retailer 16
-
$1,016 AUD
View
B+
Retailer 17
-
$1,397 AUD
View
Retailer 18
-
$1,397 AUD
View
Price last confirmed 26 days ago
B+
Retailer 19
-
$1,401 AUD
View
B+
Retailer 20
-
$1,413 AUD
View
B+
Retailer 21
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$1,437 AUD
View
B+
Retailer 22
-
$1,470 AUD
View
B+
Retailer 23
-
$1,475 AUD
View
Retailer 24
-
$1,487 AUD
View
Price last confirmed 36 days ago
Retailer 25
-
$1,518 AUD
View
Price last confirmed 11 days ago
B
Retailer 26
-
$1,711 AUD
View
B
Retailer 27
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$1,735 AUD
View
Retailer 28
-
$1,875 AUD
View
Price last confirmed 18 days ago
Most Expensive
B
Reve Diamonds
E7AE3D9F9 · Nov 4
$1,910 AUD
$1,340 USD
View
28 more retailers have this diamond
Prices start from $351 AUDSave up to $1,559 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
$351 AUD