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Cushion|Lab Grown|IGI

0.78ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG667443631

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG667443631

Diamond specifications and retailer prices

From $710 NZD
$400 USD
As of October 30, 2026
Save $1,059 NZD (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,972 NZD at MOH London · As of October 1, 2026
View at MOH London

About this 0.78ct lab-grown cushion diamond

This 0.78ct lab-grown cushion sits in the just-under-one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG667443631 or 667443631. Listed at 10 retailers as of October 30, 2026, with a 149% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667443631
Dimensions6.45 × 4.78 × 3.24 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.45 mm4.78 mm0.78 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667443631
Side View
Table 63.0%Crown 35.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 67.8%

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 30
Current: $1,972 NZD|Low: $266 NZD|High: $2,058 NZD|Avg: $1,013 NZD|+0.1%
MOH London
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 19, 2026
Retailer 7$389 NZD
Retailer 21$417 NZD
Retailer 18$559 NZD
Retailer 9$594 NZD
Retailer 20$676 NZD
Retailer 16$710 NZD
Retailer 5$738 NZD
Retailer 3$748 NZD
Retailer 4$758 NZD
Retailer 8$802 NZD
Retailer 15$907 NZD
Retailer 19$990 NZD
Retailer 6$1,058 NZD
Retailer 14$1,082 NZD
Retailer 17$1,093 NZD
Retailer 11$1,372 NZD
Retailer 10$1,435 NZD
Retailer 2$1,499 NZD
Retailer 13$1,769 NZD
MOH London$1,972 NZD
Retailer 12$2,058 NZD

24 data points across 21 retailers

10 retailers$710 NZD to $1,769 NZD

Retailer 1
-
$559 NZD
$315 USD
Price last confirmed 26 days ago
A
Retailer 2
-
$710 NZD
$400 USD
View
Retailer 3
-
$748 NZD
ZAR 6,814 ZAR
View
Price last confirmed 30 days ago
Retailer 4
-
$758 NZD
$427 USD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
$907 NZD
$511 USD
View
Retailer 6
-
$990 NZD
A$858 AUD
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$1,093 NZD
$616 USD
View
B
Retailer 8
-
$1,499 NZD
CA$1,173 CAD
View
B
Retailer 9
-
$1,769 NZD
$997 USD
View
Most Expensive
MOH London
LG667443631 · Oct 1
$1,972 NZD
£875 GBP
View
Price last confirmed 30 days ago
9 more retailers have this diamond
Prices start from $710 NZDSave up to $1,059 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
0.78ct Cushion
$710 NZD