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Radiant|Lab Grown|IGI

6.65ct D VVS2 Radiant Lab Grown Diamond

GD • D/VVS2

Diamond specifications and retailer prices

From $4,578 NZD
$2,580 USD
As of October 30, 2026
Save $3,479 NZD (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $8,057 NZD at NZ Jewellers · As of November 1, 2026
View at NZ Jewellers

About this 6.65ct lab-grown radiant diamond

This 6.65ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI. Listed at 5 retailers as of October 30, 2026, with prices from $4,578 to $8,057, a $3,479 spread on the same certified stone. NZ Jewellers lists it at $8,057. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

6.65
Carat
D
Colour
VVS2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions13.42 × 9.19 × 6.03 mm
L/W Ratio1.46
Top View
13.42 mm9.19 mm6.65 ctD / VVS2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 67.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 65.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $8,057 NZD|Low: $4,578 NZD|High: $19,084 NZD|Avg: $9,087 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2$4,578 NZD
Retailer 3$4,980 NZD
Retailer 4$5,616 NZD
Retailer 6$7,909 NZD
NZ Jewellers$8,057 NZD
Retailer 5$17,873 NZD

7 data points across 6 retailers

5 retailers$4,578 NZD to $8,057 NZD

B+
Cheapest Retailer
-
$4,578 NZD
$2,580 USD
B+
Retailer 2
-
$4,980 NZD
$2,807 USD
View
B+
Retailer 3
-
$5,616 NZD
$3,165 USD
View
B
Retailer 4
-
$7,909 NZD
CA$6,191 CAD
View
Most Expensive
B
NZ Jewellers
8ab80201-a947-4c11-a294-077dbf50784f · Nov 1
$8,057 NZD
$4,541 USD
View
4 more retailers have this diamond
Prices start from $4,578 NZDSave up to $3,479 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.

B+
6.65ct Radiant
$4,578 NZD