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Radiant|Lab Grown|IGI

1.52ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG743593494

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

Certificate IGI LG743593494

Diamond specifications and retailer prices

From $399 AUD
As of November 4, 2026
Save $3,293 AUD (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $4,690 AUD at Brilliant Earth · As of October 12, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743593494 or 743593494. Listed at 32 retailers as of November 4, 2026, with a 825% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593494
Dimensions5.77 × 5.77 × 3.69 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
5.77 mm5.77 mm1.52 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593494
Side View
Table 63.0%Crown 40.7°Girdle: Slightly ThickPavilion 32.6°Culet: NoneDepth 64.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $4,690 AUD|Low: $399 AUD|High: $4,690 AUD|Avg: $1,695 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 23
November 5, 2026
Retailer 20$399 AUD
Retailer 16$497 AUD
Retailer 19$576 AUD
Retailer 17$720 AUD
Retailer 18$730 AUD
Retailer 22$770 AUD
Retailer 6$891 AUD
Retailer 2$964 AUD
Retailer 10$982 AUD
Retailer 15$1,136 AUD
Retailer 8$1,229 AUD
Retailer 5$1,282 AUD
Retailer 23$1,522 AUD
Retailer 21$1,759 AUD
Retailer 7$1,904 AUD
Retailer 9$1,990 AUD
Retailer 3$2,061 AUD
Retailer 4$2,121 AUD
Retailer 13$2,187 AUD
Retailer 14$2,363 AUD
Retailer 11$3,500 AUD
Retailer 12$3,692 AUD
Brilliant Earth$4,690 AUD

33 data points across 23 retailers

32 retailers$399 AUD to $3,692 AUD

A
Cheapest Retailer
-
$399 AUD
Retailer 2
-
$416 AUD
View
Price last confirmed 28 days ago
Retailer 3
-
$443 AUD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$497 AUD
View
Final sale: no returns
Retailer 5
-
$513 AUD
View
Price last confirmed 39 days ago
Retailer 6
-
$516 AUD
View
Price last confirmed 33 days ago
Retailer 7
-
$542 AUD
View
Price last confirmed 37 days ago
A
Retailer 8
-
$576 AUD
View
A
Retailer 9
-
$720 AUD
View
A
Retailer 10
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$730 AUD
View
A
Retailer 11
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$770 AUD
View
A
Retailer 12
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$888 AUD
View
A
Retailer 13
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$891 AUD
View
A
Retailer 14
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$964 AUD
View
A
Retailer 15
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$982 AUD
View
Retailer 16
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$1,005 AUD
View
Price last confirmed 21 days ago
A
Retailer 17
-
$1,136 AUD
View
A
Retailer 18
-
$1,229 AUD
View
A
Retailer 19
-
$1,282 AUD
View
B+
Retailer 20
-
$1,522 AUD
View
B+
Retailer 21
-
$1,759 AUD
View
Retailer 22
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$1,832 AUD
View
Price last confirmed 26 days ago
B+
Retailer 23
-
$1,904 AUD
View
Retailer 24
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$1,947 AUD
View
Price last confirmed 36 days ago
B+
Retailer 25
-
$1,990 AUD
View
B+
Retailer 26
-
$2,061 AUD
View
B+
Retailer 27
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$2,121 AUD
View
B+
Retailer 28
-
$2,187 AUD
View
Retailer 29
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$2,363 AUD
View
Price last confirmed 28 days ago
Retailer 30
-
$3,500 AUD
View
Price last confirmed 8 days ago
B
Retailer 31
-
$3,692 AUD
View
Most Expensive
Brilliant Earth
17457523Y · Oct 12
$4,690 AUD
$3,290 USD
View
Price last confirmed 23 days ago
31 more retailers have this diamond
Prices start from $399 AUDSave up to $3,293 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
$399 AUD