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Round|Lab Grown|IGI

6.72ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG615367409

Shape and cutting style on the report: Round brilliant

Certificate IGI LG615367409

Diamond specifications and retailer prices

From $1,687 NZD
$951 USD
As of October 29, 2026
Save $11,017 NZD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,704 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.72ct lab-grown round diamond

This 6.72ct lab-grown round 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 LG615367409 or 615367409. Listed at 21 retailers as of October 29, 2026, with prices from $1,687 to $12,704, a $11,017 spread on the same certified stone. Brilliant Earth lists it at $12,704. 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

6.72
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615367409
Dimensions12.06 × 11.98 × 7.47 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
12.06 mm11.98 mm6.72 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615367409
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

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: $12,704 NZD|Low: $1,687 NZD|High: $16,945 NZD|Avg: $4,757 NZD|-9.8%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 1, 2026
Retailer 7$1,687 NZD
Retailer 20$1,836 NZD
Retailer 10$1,888 NZD
Retailer 3$1,957 NZD
Retailer 5$1,957 NZD
Retailer 17$2,271 NZD
Retailer 4$2,575 NZD
Retailer 8$2,828 NZD
Retailer 2$3,007 NZD
Retailer 11$3,133 NZD
Retailer 13$3,229 NZD
Retailer 16$3,627 NZD
Retailer 18$3,787 NZD
Retailer 21$4,218 NZD
Retailer 9$5,185 NZD
Retailer 6$5,504 NZD
Retailer 14$6,070 NZD
Retailer 12$6,074 NZD
Retailer 19$6,647 NZD
Retailer 15$6,812 NZD
Retailer 22$9,262 NZD
Brilliant Earth$12,704 NZD

36 data points across 22 retailers

21 retailers$1,687 NZD to $12,704 NZD

A
Cheapest Retailer
-
$1,687 NZD
$951 USD
A
Retailer 2
-
$1,836 NZD
$1,035 USD
View
A
Retailer 3
-
$1,957 NZD
$1,103 USD
View
Retailer 4
-
$1,957 NZD
$1,103 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$2,271 NZD
$1,280 USD
View
Retailer 6
-
$2,575 NZD
£1,143 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$2,828 NZD
$1,594 USD
View
A
Retailer 8
-
$3,007 NZD
£1,334 GBP
View
B+
Retailer 9
-
$3,133 NZD
$1,766 USD
View
A
Retailer 10
-
$3,229 NZD
€1,733 EUR
View
B+
Retailer 11
-
$3,627 NZD
A$3,145 AUD
View
B+
Retailer 12
-
$3,787 NZD
ZAR 34,484 ZAR
View
B+
Retailer 13
-
$4,218 NZD
$2,377 USD
View
B+
Retailer 14
-
$5,185 NZD
$2,922 USD
View
B
Retailer 15
-
$5,504 NZD
$3,102 USD
View
B
Retailer 16
-
$6,070 NZD
$3,421 USD
View
Retailer 17
-
$6,074 NZD
$3,423 USD
View
Price last confirmed 21 days ago
B
Retailer 18
-
$6,647 NZD
£2,950 GBP
View
B
Retailer 19
-
$6,812 NZD
$3,839 USD
View
Retailer 20
-
$9,262 NZD
$5,220 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
8871961A · Oct 31
$12,704 NZD
$7,160 USD
View
20 more retailers have this diamond
Prices start from $1,687 NZDSave up to $11,017 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
6.72ct Round
$1,687 NZD