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Radiant|Lab Grown|IGI

6.15ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG582385365

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

Certificate IGI LG582385365

Diamond specifications and retailer prices

From $1,919 NZD
$1,080 USD
As of November 3, 2026
Save $8,087 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,006 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.15ct lab-grown radiant diamond

This 6.15ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG582385365 or 582385365. Listed at 16 retailers as of November 2, 2026, with prices from $1,919 to $10,006, a $8,087 spread on the same certified stone. Brilliant Earth lists it at $10,006. 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

6.15
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582385365
Dimensions12.72 × 9.03 × 6.16 mm
L/W Ratio1.41
Culet sizePointed
Top View
12.72 mm9.03 mm6.15 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582385365
Side View
Table 66.0%Crown 41.6°Girdle: MediumPavilion 35.2°Culet: NoneDepth 68.2%

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: Nov 3
Current: $10,006 NZD|Low: $1,532 NZD|High: $10,326 NZD|Avg: $3,845 NZD|-2.9%
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
November 3, 2026
Retailer 6$1,550 NZD
Retailer 8$1,589 NZD
Retailer 13$1,919 NZD
Retailer 2$2,465 NZD
Retailer 16$2,490 NZD
Retailer 5$2,598 NZD
Retailer 11$2,642 NZD
Retailer 12$2,979 NZD
Retailer 9$3,110 NZD
Retailer 14$3,823 NZD
Retailer 15$4,097 NZD
Retailer 3$5,433 NZD
Retailer 4$5,556 NZD
Retailer 7$5,768 NZD
Retailer 10$6,027 NZD
Brilliant Earth$10,006 NZD

40 data points across 16 retailers

16 retailers$1,919 NZD to $10,006 NZD

Retailer 1
-
$1,489 NZD
$838 USD
Price last confirmed 36 days ago
Retailer 2
-
$1,568 NZD
$882 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
$1,919 NZD
$1,080 USD
View
A
Retailer 4
-
$2,465 NZD
£1,092 GBP
View
A
Retailer 5
-
$2,490 NZD
$1,401 USD
View
B+
Retailer 6
-
$2,598 NZD
$1,462 USD
View
A
Retailer 7
-
$2,642 NZD
€1,416 EUR
View
A
Retailer 8
-
$2,979 NZD
A$2,579 AUD
View
A
Retailer 9
-
$3,110 NZD
ZAR 28,267 ZAR
View
B+
Retailer 10
-
$3,823 NZD
$2,151 USD
View
B+
Retailer 11
-
$4,097 NZD
$2,305 USD
View
B+
Retailer 12
-
$5,433 NZD
$3,057 USD
View
B+
Retailer 13
-
$5,556 NZD
$3,126 USD
View
Retailer 14
-
$5,768 NZD
$3,246 USD
View
Price last confirmed 23 days ago
B+
Retailer 15
-
$6,027 NZD
£2,670 GBP
View
Most Expensive
B
Brilliant Earth
7626403A · Nov 2
$10,006 NZD
$5,630 USD
View
15 more retailers have this diamond
Prices start from $1,919 NZDSave up to $8,087 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
6.15ct Radiant
$1,919 NZD