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Round|Lab Grown|IGI

6.71ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG615370596

Shape and cutting style on the report: Round brilliant

Certificate IGI LG615370596

Diamond specifications and retailer prices

From $1,703 NZD
$960 USD
As of October 29, 2026
Save $9,989 NZD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $11,693 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.71ct lab-grown round diamond

This 6.71ct 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 LG615370596 or 615370596. Listed at 22 retailers as of October 29, 2026, with prices from $1,703 to $11,693, a $9,989 spread on the same certified stone. Brilliant Earth lists it at $11,693. 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

6.71
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615370596
Dimensions11.95 × 12.04 × 7.48 mm
L/W Ratio1.01
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
11.95 mm12.04 mm6.71 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615370596
Side View
Table 56.0%Crown 35.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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: $11,693 NZD|Low: $1,634 NZD|High: $14,354 NZD|Avg: $4,344 NZD|-6.5%
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 3$1,703 NZD
Retailer 6$1,906 NZD
Retailer 7$1,975 NZD
Retailer 14$2,289 NZD
Retailer 2$2,585 NZD
Retailer 15$2,768 NZD
Retailer 9$2,936 NZD
Retailer 8$3,035 NZD
Retailer 10$3,661 NZD
Retailer 11$3,694 NZD
Retailer 13$3,822 NZD
Retailer 4$6,121 NZD
Retailer 5$6,125 NZD
Retailer 12$6,735 NZD
Brilliant Earth$11,693 NZD

36 data points across 15 retailers

22 retailers$1,703 NZD to $11,693 NZD

A
Cheapest Retailer
-
$1,703 NZD
$960 USD
A
Retailer 2
-
$1,852 NZD
$1,044 USD
View
A
Retailer 3
-
$1,906 NZD
$1,074 USD
View
Final sale: no returns
A
Retailer 4
-
$1,975 NZD
$1,113 USD
View
Retailer 5
-
$1,975 NZD
$1,113 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$2,289 NZD
$1,290 USD
View
A
Retailer 7
-
$2,585 NZD
£1,147 GBP
View
B+
Retailer 8
-
$2,768 NZD
$1,560 USD
View
A
Retailer 9
-
$2,844 NZD
$1,603 USD
View
A
Retailer 10
-
$2,936 NZD
€1,576 EUR
View
A
Retailer 11
-
$3,035 NZD
£1,347 GBP
View
B+
Retailer 12
-
$3,661 NZD
A$3,174 AUD
View
B+
Retailer 13
-
$3,694 NZD
$2,082 USD
View
B+
Retailer 14
-
$3,822 NZD
ZAR 34,801 ZAR
View
B+
Retailer 15
-
$4,715 NZD
$2,657 USD
View
B+
Retailer 16
-
$5,177 NZD
$2,918 USD
View
B+
Retailer 17
-
$5,554 NZD
$3,130 USD
View
B
Retailer 18
-
$6,121 NZD
$3,450 USD
View
B
Retailer 19
-
$6,125 NZD
$3,452 USD
View
B
Retailer 20
-
$6,735 NZD
£2,989 GBP
View
B
Retailer 21
-
$6,877 NZD
$3,876 USD
View
Most Expensive
B
Brilliant Earth
9054281A · Oct 31
$11,693 NZD
$6,590 USD
View
21 more retailers have this diamond
Prices start from $1,703 NZDSave up to $9,989 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
6.71ct Round
$1,703 NZD