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Round|Lab Grown|IGI

6.72ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG604301151

Shape and cutting style on the report: Round brilliant

Certificate IGI LG604301151

Diamond specifications and retailer prices

From $1,852 NZD
$1,042 USD
As of October 29, 2026
Save $5,436 NZD (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $20,368 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 LG604301151 or 604301151. Listed at 12 retailers as of October 29, 2026, with a 294% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle36.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604301151
Dimensions11.94 × 11.99 × 7.48 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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 mm11.99 mm6.72 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604301151
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: $20,368 NZD|Low: $1,482 NZD|High: $23,727 NZD|Avg: $6,376 NZD|-14.2%
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
November 1, 2026
Retailer 11$1,852 NZD
Retailer 13$2,074 NZD
Retailer 15$2,662 NZD
Retailer 9$3,266 NZD
Retailer 12$3,427 NZD
Retailer 10$3,430 NZD
Retailer 8$3,982 NZD
Retailer 7$4,058 NZD
Retailer 14$4,491 NZD
Retailer 3$7,220 NZD
Retailer 2$7,288 NZD
Retailer 6$7,390 NZD
Retailer 5$8,256 NZD
Retailer 4$10,132 NZD
Brilliant Earth$20,368 NZD

24 data points across 15 retailers

12 retailers$1,852 NZD to $7,288 NZD

A
Cheapest Retailer
-
$1,852 NZD
$1,042 USD
A
Retailer 2
-
$2,015 NZD
$1,134 USD
View
A
Retailer 3
-
$2,074 NZD
$1,167 USD
View
Final sale: no returns
A
Retailer 4
-
$2,662 NZD
HK$11,700 HKD
View
A
Retailer 5
-
$3,266 NZD
€1,750 EUR
View
B+
Retailer 6
-
$3,427 NZD
$1,928 USD
View
B+
Retailer 7
-
$3,430 NZD
$1,930 USD
View
B+
Retailer 8
-
$3,982 NZD
A$3,447 AUD
View
B+
Retailer 9
-
$4,027 NZD
$2,266 USD
View
B+
Retailer 10
-
$4,491 NZD
$2,527 USD
View
B
Retailer 11
-
$7,288 NZD
£3,229 GBP
View
Most Expensive
Brilliant Earth
15433416A · Oct 31
$20,368 NZD
$11,460 USD
View
Price under review
11 more retailers have this diamond
Prices start from $1,852 NZDSave up to $5,436 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
$1,852 NZD