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Radiant|Lab Grown|IGI

1.52ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG519249454

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

Certificate IGI LG519249454

Diamond specifications and retailer prices

From $255 AUD
$179 USD
As of October 30, 2026
Save $2,194 AUD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,449 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.52ct lab-grown radiant diamond

This 1.52ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519249454 or 519249454. Listed at 15 retailers as of October 30, 2026, with prices from $255 to $2,449, a $2,194 spread on the same certified stone. Do Amore Diamonds lists it at $2,449. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519249454
Dimensions7.89 × 5.72 × 3.93 mm
L/W Ratio1.38
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
7.89 mm5.72 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519249454
Side View
Table 67.0%Crown 46.4°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 68.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,449 AUD|Low: $239 AUD|High: $2,904 AUD|Avg: $926 AUD|+2.4%
Do Amore Diamonds
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
October 31, 2026
Retailer 12$255 AUD
Retailer 5$269 AUD
Retailer 11$296 AUD
Retailer 10$426 AUD
Retailer 8$498 AUD
Retailer 6$554 AUD
Retailer 4$559 AUD
Retailer 13$705 AUD
Retailer 2$1,075 AUD
Retailer 9$1,123 AUD
Retailer 14$1,229 AUD
Retailer 7$1,642 AUD
Retailer 3$2,107 AUD
Do Amore Diamonds$2,449 AUD

32 data points across 14 retailers

15 retailers$255 AUD to $2,449 AUD

A
Cheapest Retailer
-
$255 AUD
$179 USD
A
Retailer 2
-
$269 AUD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$296 AUD
$208 USD
View
B+
Retailer 4
-
$426 AUD
$299 USD
View
A
Retailer 5
-
$498 AUD
$350 USD
View
Retailer 6
-
$559 AUD
€374 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
$705 AUD
$495 USD
View
B+
Retailer 8
-
$1,075 AUD
£594 GBP
View
B+
Retailer 9
-
$1,075 AUD
$755 USD
View
B+
Retailer 10
-
$1,123 AUD
$789 USD
View
B+
Retailer 11
-
$1,177 AUD
$827 USD
View
B
Retailer 12
-
$1,229 AUD
$863 USD
View
B
Retailer 13
-
$1,642 AUD
£908 GBP
View
B
Retailer 14
-
$2,107 AUD
$1,480 USD
View
Most Expensive
B
Do Amore Diamonds
27-5FCB12987 · Oct 31
$2,449 AUD
$1,720 USD
View
14 more retailers have this diamond
Prices start from $255 AUDSave up to $2,194 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
1.52ct Radiant
$255 AUD