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Cushion|Lab Grown|IGI

6.70ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG784636836

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG784636836

Diamond specifications and retailer prices

From $3,979 NZD
$2,239 USD
As of November 1, 2026
Save $13,207 NZD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $25,709 NZD at Queensmith · As of October 9, 2026
View at Queensmith

About this 6.7ct lab-grown cushion diamond

This 6.7ct 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 LG784636836 or 784636836. Listed at 18 retailers as of November 1, 2026, with a 332% 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

6.70
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784636836
Dimensions9.77 × 12.06 × 6.48 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.77 mm12.06 mm6.70 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784636836
Side View
Table 63.0%Crown 33°Girdle: STK-THKPavilion 34.3°Culet: NoneDepth 66.3%

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: Nov 1
Current: $5,672 NZD|Low: $3,979 NZD|High: $17,186 NZD|Avg: $8,324 NZD|-3.1%
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
November 2, 2026
Retailer 15$3,979 NZD
Retailer 16$4,123 NZD
Retailer 13$4,417 NZD
Retailer 2$4,617 NZD
Retailer 1$5,672 NZD
Retailer 14$5,892 NZD
Retailer 11$6,405 NZD
Retailer 10$7,640 NZD
Retailer 4$7,828 NZD
Retailer 12$7,978 NZD
Retailer 3$9,100 NZD
Retailer 6$11,186 NZD
Retailer 7$11,756 NZD
Retailer 9$11,776 NZD
Retailer 8$14,429 NZD
Retailer 5$17,186 NZD

39 data points across 16 retailers

18 retailers$3,979 NZD to $17,186 NZD

A
Cheapest Retailer
-
$3,979 NZD
$2,239 USD
Final sale: no returns
Retailer 2
-
$4,123 NZD
$2,320 USD
View
Price last confirmed 22 days ago
A
Retailer 3
-
$4,417 NZD
$2,485 USD
View
A
Retailer 4
-
$4,617 NZD
$2,598 USD
View
A
Retailer 5
-
$5,672 NZD
£2,513 GBP
View
A
Retailer 6
-
$5,892 NZD
$3,315 USD
View
A
Retailer 7
-
$6,405 NZD
€3,432 EUR
View
B+
Retailer 8
-
$7,640 NZD
A$6,613 AUD
View
B+
Retailer 9
-
$7,828 NZD
£3,468 GBP
View
B+
Retailer 10
-
$7,978 NZD
ZAR 72,522 ZAR
View
B+
Retailer 11
-
$9,100 NZD
$5,120 USD
View
B+
Retailer 12
-
$11,110 NZD
$6,251 USD
View
B+
Retailer 13
-
$11,186 NZD
$6,294 USD
View
B+
Retailer 14
-
$11,756 NZD
$6,614 USD
View
B+
Retailer 15
-
$11,776 NZD
£5,217 GBP
View
B
Retailer 16
-
$14,429 NZD
$8,118 USD
View
B
Retailer 17
-
$17,186 NZD
$9,670 USD
View
Most Expensive
Queensmith
LG784636836 · Oct 9
$25,709 NZD
£11,390 GBP
View
Price last confirmed 24 days ago
17 more retailers have this diamond
Prices start from $3,979 NZDSave up to $13,207 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
6.70ct Cushion
$3,979 NZD