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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 $1,080 USD
As of November 2, 2026
Save $4,550 USD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,630 USD at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from $1,080 to $5,630, a $4,550 spread on the same certified stone. Brilliant Earth lists it at $5,630. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,630 USD|Low: $862 USD|High: $5,810 USD|Avg: $2,159 USD|-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 2, 2026
Retailer 6$872 USD
Retailer 8$894 USD
Retailer 13$1,080 USD
Retailer 2$1,387 USD
Retailer 16$1,401 USD
Retailer 5$1,462 USD
Retailer 10$1,487 USD
Retailer 11$1,676 USD
Retailer 12$1,750 USD
Retailer 14$2,151 USD
Retailer 15$2,305 USD
Retailer 3$3,057 USD
Retailer 4$3,126 USD
Retailer 7$3,246 USD
Retailer 9$3,391 USD
Brilliant Earth$5,630 USD

40 data points across 16 retailers

16 retailers$1,080 USD to $5,630 USD

Retailer 1
-
$838 USD
Price last confirmed 35 days ago
Retailer 2
-
$882 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
$1,080 USD
View
A
Retailer 4
-
$1,387 USD
£1,092 GBP
View
A
Retailer 5
-
$1,401 USD
View
B+
Retailer 6
-
$1,462 USD
View
A
Retailer 7
-
$1,487 USD
€1,416 EUR
View
A
Retailer 8
-
$1,676 USD
A$2,579 AUD
View
A
Retailer 9
-
$1,750 USD
ZAR 28,278 ZAR
View
B+
Retailer 10
-
$2,151 USD
View
B+
Retailer 11
-
$2,305 USD
View
B+
Retailer 12
-
$3,057 USD
View
B+
Retailer 13
-
$3,126 USD
View
Retailer 14
-
$3,246 USD
View
Price last confirmed 22 days ago
B+
Retailer 15
-
$3,391 USD
£2,670 GBP
View
Most Expensive
B
Brilliant Earth
7626403A · Oct 31
$5,630 USD
View
15 more retailers have this diamond
Prices start from $1,080 USDSave up to $4,550 USD

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
$1,080 USD