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Radiant|Lab Grown|IGI

1.52ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG632451786

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

Certificate IGI LG632451786

Diamond specifications and retailer prices

From $370 AUD
$260 USD
As of October 30, 2026
Save $3,687 AUD (91%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,057 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG632451786 or 632451786. Listed at 18 retailers as of October 29, 2026, with prices from $370 to $4,057, a $3,687 spread on the same certified stone. Brilliant Earth lists it at $4,057. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632451786
Dimensions8.28 × 5.71 × 3.77 mm
L/W Ratio1.45
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
8.28 mm5.71 mm1.52 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632451786
Side View
Table 61.0%Crown 36°Girdle: MediumPavilion 33°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
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: Oct 30
Current: $4,057 AUD|Low: $367 AUD|High: $4,185 AUD|Avg: $1,533 AUD|-3.1%
Brilliant Earth
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
October 29, 2026
Retailer 14$370 AUD
Retailer 15$416 AUD
Retailer 13$430 AUD
Retailer 4$588 AUD
Retailer 17$638 AUD
Retailer 12$648 AUD
Retailer 3$834 AUD
Retailer 6$835 AUD
Retailer 11$1,180 AUD
Retailer 8$1,287 AUD
Retailer 5$1,521 AUD
Retailer 10$1,630 AUD
Retailer 9$1,765 AUD
Retailer 2$2,043 AUD
Retailer 7$3,053 AUD
Retailer 16$3,288 AUD
Brilliant Earth$4,057 AUD

35 data points across 17 retailers

18 retailers$370 AUD to $4,057 AUD

A
Cheapest Retailer
-
$370 AUD
$260 USD
A
Retailer 2
-
$416 AUD
$292 USD
View
Final sale: no returns
A
Retailer 3
-
$430 AUD
$302 USD
View
A
Retailer 4
-
$588 AUD
$413 USD
View
B+
Retailer 5
-
$638 AUD
$448 USD
View
A
Retailer 6
-
$648 AUD
$455 USD
View
A
Retailer 7
-
$834 AUD
$586 USD
View
A
Retailer 8
-
$835 AUD
€559 EUR
View
A
Retailer 9
-
$1,180 AUD
View
A
Retailer 10
-
$1,287 AUD
$904 USD
View
A
Retailer 11
-
$1,521 AUD
$1,068 USD
View
B+
Retailer 12
-
$1,630 AUD
$1,145 USD
View
B+
Retailer 13
-
$1,765 AUD
$1,240 USD
View
B+
Retailer 14
-
$2,043 AUD
£1,130 GBP
View
B
Retailer 15
-
$2,671 AUD
£1,478 GBP
View
Retailer 16
-
$3,053 AUD
$2,145 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$3,288 AUD
$2,310 USD
View
Most Expensive
B
Brilliant Earth
21409657Y · Oct 29
$4,057 AUD
$2,850 USD
View
17 more retailers have this diamond
Prices start from $370 AUDSave up to $3,687 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
$370 AUD