Radiant|Lab Grown|IGI

15.39ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG780696799

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

Certificate IGI LG780696799

Diamond specifications and retailer prices

From $3,744 NZD
£1,661 GBP
As of October 27, 2026
Save $24,141 NZD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $27,885 NZD at Adiamor · As of November 1, 2026
View at Adiamor

About this 15.39ct lab-grown radiant diamond

This 15.39ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780696799 or 780696799. Listed at 20 retailers as of October 27, 2026, with prices from $3,744 to $27,885, a $24,141 spread on the same certified stone. Adiamor lists it at $27,885. 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

15.39
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780696799
Dimensions17.03 × 12.66 × 7.94 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.03 mm12.66 mm15.39 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780696799
Side View
Table 66.0%Crown 45°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 62.7%

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 27
Current: $27,885 NZD|Low: $3,731 NZD|High: $27,924 NZD|Avg: $9,897 NZD|-0.1%
Adiamor
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
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Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 16$3,744 NZD
Retailer 4$4,006 NZD
Retailer 21$4,359 NZD
Retailer 14$4,485 NZD
Retailer 6$4,647 NZD
Retailer 20$4,941 NZD
Retailer 2$5,314 NZD
Retailer 11$5,708 NZD
Retailer 17$6,359 NZD
Retailer 3$6,387 NZD
Retailer 8$6,632 NZD
Retailer 15$7,014 NZD
Retailer 18$7,166 NZD
Retailer 7$7,253 NZD
Retailer 19$8,624 NZD
Retailer 5$10,903 NZD
Retailer 9$13,129 NZD
Retailer 12$16,236 NZD
Retailer 13$22,475 NZD
Retailer 10$26,331 NZD
Adiamor$27,885 NZD

27 data points across 21 retailers

20 retailers$3,744 NZD to $27,885 NZD

A
Cheapest Retailer
-
$3,744 NZD
£1,661 GBP
Retailer 2
-
$4,006 NZD
$2,258 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$4,359 NZD
$2,457 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$4,647 NZD
$2,619 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$4,941 NZD
$2,785 USD
View
A
Retailer 6
-
$5,314 NZD
HK$23,400 HKD
View
A
Retailer 7
-
$5,708 NZD
$3,217 USD
View
A
Retailer 8
-
$6,359 NZD
£2,822 GBP
View
Retailer 9
-
$6,387 NZD
$3,600 USD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$6,632 NZD
$3,738 USD
View
A
Retailer 11
-
$7,014 NZD
€3,765 EUR
View
Retailer 12
-
$7,166 NZD
ZAR 65,245 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$7,253 NZD
$4,088 USD
View
Retailer 14
-
$8,624 NZD
A$7,478 AUD
View
Price last confirmed 10 days ago
Retailer 15
-
$10,903 NZD
$6,145 USD
View
Price last confirmed 11 days ago
Retailer 16
-
$13,129 NZD
$7,399 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$16,236 NZD
$9,151 USD
View
B
Retailer 18
-
$22,475 NZD
$12,667 USD
View
B
Retailer 19
-
$26,331 NZD
$14,840 USD
View
Most Expensive
B
Adiamor
D-82836939 · Oct 31
$27,885 NZD
$15,716 USD
View
19 more retailers have this diamond
Prices start from $3,744 NZDSave up to $24,141 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
15.39ct Radiant
$3,744 NZD