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Cushion|Lab Grown|IGI

1.23ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG828658156

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828658156

Diamond specifications and retailer prices

From $364 NZD
$205 USD
As of October 31, 2026
Save $1,540 NZD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,904 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828658156 or 828658156. Listed at 14 retailers as of October 29, 2026, with prices from $364 to $1,904, a $1,540 spread on the same certified stone. MOH London lists it at $1,904. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828658156
Dimensions7.28 × 5.56 × 3.76 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.28 mm5.56 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828658156
Side View
Table 56.0%Crown 37.6°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 67.6%

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 31
Current: $1,904 NZD|Low: $326 NZD|High: $2,404 NZD|Avg: $1,149 NZD|-3.5%
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
November 1, 2026
Retailer 10$364 NZD
Retailer 13$497 NZD
Retailer 12$546 NZD
Retailer 8$665 NZD
Retailer 4$700 NZD
Retailer 11$722 NZD
Retailer 14$1,002 NZD
Retailer 5$1,011 NZD
Retailer 3$1,321 NZD
Retailer 7$1,345 NZD
Retailer 9$1,391 NZD
Retailer 6$1,662 NZD
Retailer 2$1,686 NZD
MOH London$1,904 NZD

33 data points across 14 retailers

14 retailers$364 NZD to $1,904 NZD

A
Cheapest Retailer
-
$364 NZD
$205 USD
Final sale: no returns
A
Retailer 2
-
$497 NZD
£221 GBP
View
B+
Retailer 3
-
$546 NZD
$308 USD
View
A
Retailer 4
-
$665 NZD
€357 EUR
View
Retailer 5
-
$700 NZD
ZAR 6,369 ZAR
View
Price last confirmed 14 days ago
A
Retailer 6
-
$722 NZD
£320 GBP
View
A
Retailer 7
-
$1,002 NZD
$565 USD
View
Retailer 8
-
$1,011 NZD
A$877 AUD
View
Price last confirmed 15 days ago
B+
Retailer 9
-
$1,321 NZD
SGD 1,006 SGD
View
B+
Retailer 10
-
$1,345 NZD
$758 USD
View
B+
Retailer 11
-
$1,391 NZD
$784 USD
View
Retailer 12
-
$1,662 NZD
A$1,441 AUD
View
Price last confirmed 23 days ago
B
Retailer 13
-
$1,686 NZD
$950 USD
View
Most Expensive
B
MOH London
LG828658156 · Oct 29
$1,904 NZD
£845 GBP
View
13 more retailers have this diamond
Prices start from $364 NZDSave up to $1,540 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
1.23ct Cushion
$364 NZD