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Radiant|Lab Grown|IGI

1.52ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG778639791

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

Certificate IGI LG778639791

Diamond specifications and retailer prices

From $1,364 NZD
$766 USD
As of October 30, 2026
Save $5,438 NZD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,802 NZD 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778639791 or 778639791. Listed at 9 retailers as of October 29, 2026, with prices from $1,364 to $6,802, a $5,438 spread on the same certified stone. Brilliant Earth lists it at $6,802. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778639791
Dimensions8.27 × 5.70 × 3.68 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.27 mm5.70 mm1.52 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778639791
Side View
Table 67.0%Crown 46.4°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,802 NZD|Low: $1,280 NZD|High: $7,888 NZD|Avg: $3,948 NZD
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
October 29, 2026
Retailer 3$1,280 NZD
Retailer 10$1,364 NZD
Retailer 9$1,424 NZD
Retailer 4$2,142 NZD
Retailer 16$2,195 NZD
Retailer 12$2,288 NZD
Retailer 15$2,850 NZD
Retailer 14$3,039 NZD
Retailer 7$3,391 NZD
Retailer 2$3,503 NZD
Retailer 5$4,776 NZD
Retailer 13$6,089 NZD
Retailer 11$6,161 NZD
Retailer 6$6,459 NZD
Brilliant Earth$6,802 NZD
Retailer 8$7,526 NZD

16 data points across 16 retailers

9 retailers$1,364 NZD to $6,802 NZD

A
Cheapest Retailer
-
$1,364 NZD
$766 USD
A
Retailer 2
-
$1,424 NZD
$800 USD
View
B+
Retailer 3
-
$2,288 NZD
$1,285 USD
View
Retailer 4
-
$2,527 NZD
$1,419 USD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
$3,039 NZD
$1,707 USD
View
B+
Retailer 6
-
$3,503 NZD
£1,549 GBP
View
Retailer 7
-
$6,089 NZD
$3,420 USD
View
Price last confirmed 11 days ago
B
Retailer 8
-
$6,161 NZD
$3,460 USD
View
Most Expensive
B
Brilliant Earth
21730695Y · Oct 29
$6,802 NZD
$3,820 USD
View
8 more retailers have this diamond
Prices start from $1,364 NZDSave up to $5,438 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
$1,364 NZD