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Radiant|Lab Grown|IGI

1.52ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG732502578

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

Certificate IGI LG732502578

Diamond specifications and retailer prices

From $548 NZD
As of November 4, 2026
Save $4,508 NZD (89%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $7,806 NZD at Brilliant Earth · As of October 24, 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 LG732502578 or 732502578. Listed at 29 retailers as of November 4, 2026, with a 822% 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 angle37.6°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732502578
Dimensions8.53 × 5.68 × 3.72 mm
L/W Ratio1.50
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
8.53 mm5.68 mm1.52 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732502578
Side View
Table 63.0%Crown 37.6°Girdle: Slightly ThickPavilion 34.8°Culet: NoneDepth 65.5%

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: $5,056 NZD|Low: $543 NZD|High: $7,806 NZD|Avg: $1,879 NZD|-35.2%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 26
November 5, 2026
Retailer 16$543 NZD
Retailer 9$548 NZD
Retailer 7$610 NZD
Retailer 14$630 NZD
Retailer 17$674 NZD
Retailer 13$710 NZD
Retailer 8$862 NZD
Retailer 25$887 NZD
Retailer 23$892 NZD
Retailer 26$1,075 NZD
Retailer 15$1,134 NZD
Retailer 21$1,160 NZD
Retailer 2$1,187 NZD
Retailer 6$1,409 NZD
Retailer 20$1,579 NZD
Retailer 4$1,875 NZD
Retailer 10$2,166 NZD
Retailer 19$2,248 NZD
Retailer 5$2,345 NZD
Retailer 12$2,516 NZD
Retailer 11$2,549 NZD
Retailer 18$2,622 NZD
Retailer 22$2,698 NZD
Retailer 24$4,355 NZD
Retailer 3$4,364 NZD
Brilliant Earth$5,056 NZD

26 data points across 26 retailers

29 retailers$548 NZD to $5,056 NZD

Retailer 1
-
$543 NZD
Price last confirmed 15 days ago
A
Retailer 2
-
$548 NZD
View
Final sale: no returns
A
Retailer 3
-
$610 NZD
View
Retailer 4
-
$630 NZD
View
Price last confirmed 16 days ago
Retailer 5
-
$674 NZD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$710 NZD
View
A
Retailer 7
-
$862 NZD
View
A
Retailer 8
-
$887 NZD
View
A
Retailer 9
-
$892 NZD
View
A
Retailer 10
-
$1,075 NZD
View
Retailer 11
-
$1,134 NZD
View
Price last confirmed 13 days ago
A
Retailer 12
-
$1,160 NZD
View
A
Retailer 13
-
$1,187 NZD
View
A
Retailer 14
-
$1,409 NZD
View
A
Retailer 15
-
$1,579 NZD
View
A
Retailer 16
-
$1,875 NZD
View
B+
Retailer 17
-
$2,166 NZD
View
B+
Retailer 18
-
$2,248 NZD
View
B+
Retailer 19
-
$2,287 NZD
View
Retailer 20
-
$2,345 NZD
View
Price last confirmed 9 days ago
B+
Retailer 21
-
$2,516 NZD
View
B+
Retailer 22
-
$2,549 NZD
View
Retailer 23
-
$2,622 NZD
View
Price last confirmed 15 days ago
B+
Retailer 24
-
$2,698 NZD
View
Retailer 25
-
$4,355 NZD
View
Price last confirmed 8 days ago
B
Retailer 26
-
$4,364 NZD
View
Retailer 27
-
$5,045 NZD
View
Price last confirmed 9 days ago
B
Retailer 28
-
$5,056 NZD
View
Most Expensive
Brilliant Earth
15688679A · Oct 24
$7,806 NZD
$4,400 USD
View
Price last confirmed 11 days ago
28 more retailers have this diamond
Prices start from $548 NZDSave up to $4,508 NZD

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
$548 NZD