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Radiant|Lab Grown|IGI

1.51ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG656478894

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

Certificate IGI LG656478894

Diamond specifications and retailer prices

From $366 AUD
As of November 4, 2026
Save $1,593 AUD (81%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $1,959 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG656478894 or 656478894. Listed at 29 retailers as of November 4, 2026, with prices from $366 to $1,959, a $1,593 spread on the same certified stone. Reve Diamonds lists it at $1,959. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656478894
Dimensions8.39 × 5.64 × 3.65 mm
L/W Ratio1.49
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
8.39 mm5.64 mm1.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656478894
Side View
Table 66.0%Crown 43.7°Girdle: MediumPavilion 32.3°Culet: NoneDepth 64.7%

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: $857 AUD|Low: $366 AUD|High: $1,959 AUD|Avg: $1,119 AUD|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 12
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Retailer 19
Reve Diamonds
November 5, 2026
Retailer 2$366 AUD
Retailer 13$409 AUD
Retailer 8$529 AUD
Retailer 3$641 AUD
Retailer 17$684 AUD
Retailer 16$753 AUD
Retailer 15$783 AUD
Retailer 6$828 AUD
Retailer 1$857 AUD
Retailer 4$962 AUD
Retailer 7$1,004 AUD
Retailer 14$1,061 AUD
Retailer 19$1,394 AUD
Retailer 11$1,483 AUD
Retailer 9$1,531 AUD
Retailer 10$1,532 AUD
Retailer 5$1,786 AUD
Retailer 12$1,813 AUD
Retailer 18$1,823 AUD
Reve Diamonds$1,959 AUD

41 data points across 20 retailers

29 retailers$366 AUD to $1,959 AUD

A
Cheapest Retailer
-
$366 AUD
Retailer 2
-
$366 AUD
View
Price last confirmed 28 days ago
Retailer 3
-
$379 AUD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$409 AUD
View
Final sale: no returns
Retailer 5
-
$439 AUD
View
Price last confirmed 39 days ago
Retailer 6
-
$453 AUD
View
Price last confirmed 33 days ago
Retailer 7
-
$463 AUD
View
Price last confirmed 37 days ago
A
Retailer 8
-
$529 AUD
View
B+
Retailer 9
-
$641 AUD
View
A
Retailer 10
-
$684 AUD
View
A
Retailer 11
-
$753 AUD
View
A
Retailer 12
-
$783 AUD
View
A
Retailer 13
-
$828 AUD
View
A
Retailer 14
-
$857 AUD
View
A
Retailer 15
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$962 AUD
View
B+
Retailer 16
-
$1,004 AUD
View
B+
Retailer 17
-
$1,061 AUD
View
B+
Retailer 18
-
$1,394 AUD
View
B+
Retailer 19
-
$1,458 AUD
View
Retailer 20
-
$1,458 AUD
View
Price last confirmed 26 days ago
B+
Retailer 21
-
$1,483 AUD
View
Retailer 22
-
$1,510 AUD
View
Price last confirmed 36 days ago
B+
Retailer 23
-
$1,531 AUD
View
B+
Retailer 24
-
$1,532 AUD
View
B
Retailer 25
-
$1,786 AUD
View
B+
Retailer 26
-
$1,813 AUD
View
B+
Retailer 27
-
$1,823 AUD
View
B
Retailer 28
-
$1,956 AUD
View
Most Expensive
B
Reve Diamonds
19F0EE906 · Nov 4
$1,959 AUD
$1,375 USD
View
28 more retailers have this diamond
Prices start from $366 AUDSave up to $1,593 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
$366 AUD