Radiant|Lab Grown|IGI

15.09ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG724529821

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

Certificate IGI LG724529821

Diamond specifications and retailer prices

From $12,031 NZD
$6,757 USD
As of October 26, 2026
Save $36,915 NZD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $48,946 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 15.09ct lab-grown radiant diamond

This 15.09ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG724529821 or 724529821. Listed at 8 retailers as of October 26, 2026, with prices from $12,031 to $48,946, a $36,915 spread on the same certified stone. Brilliant Earth lists it at $48,946. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.09
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.8°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724529821
Dimensions13.36 × 12.99 × 8.82 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.36 mm12.99 mm15.09 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724529821
Side View
Table 63.0%Crown 30.8°Girdle: ThickPavilion 30.9°Culet: NoneDepth 67.9%

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 26
Current: $48,946 NZD|Low: $7,507 NZD|High: $48,946 NZD|Avg: $18,561 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
October 23, 2026
Retailer 11$7,507 NZD
Retailer 4$9,348 NZD
Retailer 3$11,166 NZD
Retailer 10$12,031 NZD
Retailer 6$12,359 NZD
Retailer 2$14,343 NZD
Retailer 9$22,100 NZD
Retailer 5$23,228 NZD
Retailer 8$23,644 NZD
Retailer 7$24,286 NZD
Retailer 12$33,116 NZD
Brilliant Earth$48,946 NZD

15 data points across 12 retailers

8 retailers$12,031 NZD to $48,946 NZD

A
Cheapest Retailer
-
$12,031 NZD
$6,757 USD
B+
Retailer 2
-
$12,359 NZD
$6,941 USD
View
B+
Retailer 3
-
$14,343 NZD
€7,672 EUR
View
Retailer 4
-
$22,100 NZD
A$19,096 AUD
View
Price last confirmed 24 days ago
B
Retailer 5
-
$23,228 NZD
$13,046 USD
View
B
Retailer 6
-
$23,644 NZD
$13,279 USD
View
B
Retailer 7
-
$24,286 NZD
$13,640 USD
View
Most Expensive
B
Brilliant Earth
21036548A · Oct 29
$48,946 NZD
$27,490 USD
View
7 more retailers have this diamond
Prices start from $12,031 NZDSave up to $36,915 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
15.09ct Radiant
$12,031 NZD