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Cushion|Lab Grown|IGI

6.66ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG839605879

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839605879

Diamond specifications and retailer prices

From $3,898 NZD
$2,193 USD
As of November 1, 2026
Save $15,793 NZD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $19,691 NZD at With Clarity · As of November 2, 2026
View at With Clarity

About this 6.66ct lab-grown cushion diamond

This 6.66ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839605879 or 839605879. Listed at 19 retailers as of November 1, 2026, with prices from $3,898 to $19,691, a $15,793 spread on the same certified stone. With Clarity lists it at $19,691. 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

6.66
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839605879
Dimensions13.46 × 9.52 × 6.08 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.46 mm9.52 mm6.66 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839605879
Side View
Table 66.0%Crown 39.9°Girdle: MED-STKPavilion 32.6°Culet: NoneDepth 63.9%

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: Nov 1
Current: $6,080 NZD|Low: $3,898 NZD|High: $19,998 NZD|Avg: $8,479 NZD|-2.1%
Retailer 1
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
With Clarity
November 2, 2026
Retailer 6$3,898 NZD
Retailer 9$4,178 NZD
Retailer 16$4,337 NZD
Retailer 3$4,669 NZD
Retailer 10$5,552 NZD
Retailer 2$5,773 NZD
Retailer 1$6,080 NZD
Retailer 12$7,479 NZD
Retailer 5$7,665 NZD
Retailer 15$7,811 NZD
Retailer 4$8,981 NZD
Retailer 13$10,877 NZD
Retailer 11$11,527 NZD
Retailer 14$12,657 NZD
Retailer 8$14,131 NZD
Retailer 7$14,513 NZD
With Clarity$19,691 NZD

21 data points across 17 retailers

19 retailers$3,898 NZD to $19,691 NZD

A
Cheapest Retailer
-
$3,898 NZD
$2,193 USD
Final sale: no returns
Retailer 2
-
$4,120 NZD
$2,318 USD
View
Price last confirmed 22 days ago
A
Retailer 3
-
$4,178 NZD
£1,851 GBP
View
A
Retailer 4
-
$4,337 NZD
$2,440 USD
View
A
Retailer 5
-
$4,669 NZD
$2,627 USD
View
A
Retailer 6
-
$5,552 NZD
£2,460 GBP
View
A
Retailer 7
-
$5,773 NZD
$3,248 USD
View
A
Retailer 8
-
$6,080 NZD
€3,258 EUR
View
B+
Retailer 9
-
$7,479 NZD
A$6,474 AUD
View
A
Retailer 10
-
$7,665 NZD
£3,396 GBP
View
B+
Retailer 11
-
$7,811 NZD
ZAR 71,002 ZAR
View
B+
Retailer 12
-
$8,981 NZD
$5,053 USD
View
B+
Retailer 13
-
$10,877 NZD
$6,120 USD
View
B+
Retailer 14
-
$11,527 NZD
£5,107 GBP
View
B
Retailer 15
-
$12,657 NZD
A$10,956 AUD
View
B+
Retailer 16
-
$14,131 NZD
$7,951 USD
View
B+
Retailer 17
-
$14,513 NZD
SGD 11,035 SGD
View
Retailer 18
-
$15,756 NZD
$8,865 USD
View
Price last confirmed 20 days ago
Most Expensive
B
With Clarity
839605879 · Nov 2
$19,691 NZD
$11,079 USD
View
18 more retailers have this diamond
Prices start from $3,898 NZDSave up to $15,793 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
6.66ct Cushion
$3,898 NZD