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Round|Lab Grown|IGI

6.42ct H VS2 Round Lab Grown Diamond

ID • H/VS2 • IGI LG615348552

Shape and cutting style on the report: Round brilliant

Certificate IGI LG615348552

Diamond specifications and retailer prices

From $1,494 NZD
$842 USD
As of October 29, 2026
Save $6,331 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,825 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.42ct lab-grown round diamond

This 6.42ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615348552 or 615348552. Listed at 16 retailers as of October 29, 2026, with prices from $1,494 to $7,825, a $6,331 spread on the same certified stone. Brilliant Earth lists it at $7,825. 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

6.42
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615348552
Dimensions11.94 × 11.86 × 7.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.94 mm11.86 mm6.42 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615348552
Side View
Table 58.0%Crown 34.5°Girdle: MediumPavilion 41°Culet: NoneDepth 61.5%

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 29
Current: $7,825 NZD|Low: $1,425 NZD|High: $8,055 NZD|Avg: $3,725 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
October 31, 2026
Retailer 4$1,494 NZD
Retailer 11$1,625 NZD
Retailer 14$1,733 NZD
Retailer 16$1,733 NZD
Retailer 9$2,049 NZD
Retailer 15$2,591 NZD
Retailer 5$2,626 NZD
Retailer 7$2,791 NZD
Retailer 2$2,843 NZD
Retailer 12$3,983 NZD
Retailer 6$4,084 NZD
Retailer 3$4,872 NZD
Retailer 8$6,006 NZD
Retailer 13$6,414 NZD
Retailer 10$6,530 NZD
Brilliant Earth$7,825 NZD

32 data points across 16 retailers

16 retailers$1,494 NZD to $7,825 NZD

A
Cheapest Retailer
-
$1,494 NZD
$842 USD
A
Retailer 2
-
$1,625 NZD
$916 USD
View
A
Retailer 3
-
$1,733 NZD
$977 USD
View
Retailer 4
-
$1,733 NZD
$977 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$2,049 NZD
$1,155 USD
View
Retailer 6
-
$2,591 NZD
£1,150 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$2,626 NZD
$1,480 USD
View
B+
Retailer 8
-
$2,791 NZD
$1,573 USD
View
A
Retailer 9
-
$2,843 NZD
€1,526 EUR
View
B+
Retailer 10
-
$3,983 NZD
$2,245 USD
View
B+
Retailer 11
-
$4,084 NZD
$2,302 USD
View
B+
Retailer 12
-
$4,872 NZD
$2,746 USD
View
Retailer 13
-
$6,006 NZD
$3,385 USD
View
Price last confirmed 12 days ago
Retailer 14
-
$6,414 NZD
$3,615 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$6,530 NZD
£2,898 GBP
View
Most Expensive
B
Brilliant Earth
8905372A · Oct 29
$7,825 NZD
$4,410 USD
View
15 more retailers have this diamond
Prices start from $1,494 NZDSave up to $6,331 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
6.42ct Round
$1,494 NZD