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Cushion|Lab Grown|IGI

1.28ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG843635817

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843635817

Diamond specifications and retailer prices

From $386 NZD
As of November 4, 2026
Save $2,045 NZD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,431 NZD at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843635817 or 843635817. Listed at 14 retailers as of November 4, 2026, with prices from $386 to $2,431, a $2,045 spread on the same certified stone. Michael Trio lists it at $2,431. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843635817
Dimensions7.67 × 5.48 × 3.73 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.67 mm5.48 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843635817
Side View
Table 62.0%Crown 39°Girdle: MED-STKPavilion 33.8°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: $2,431 NZD|Low: $386 NZD|High: $2,513 NZD|Avg: $1,130 NZD|-3.2%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 10$386 NZD
Retailer 2$486 NZD
Retailer 7$578 NZD
Retailer 8$701 NZD
Retailer 13$742 NZD
Retailer 6$768 NZD
Retailer 4$1,005 NZD
Retailer 12$1,050 NZD
Retailer 5$1,131 NZD
Retailer 9$1,444 NZD
Retailer 11$1,471 NZD
Retailer 3$2,012 NZD
Michael Trio$2,431 NZD

16 data points across 13 retailers

14 retailers$386 NZD to $2,431 NZD

A+
Cheapest Retailer
-
$386 NZD
Final sale: no returns
A
Retailer 2
-
$486 NZD
View
B+
Retailer 3
-
$578 NZD
View
A
Retailer 4
-
$701 NZD
View
A
Retailer 5
-
$742 NZD
View
A
Retailer 6
-
$768 NZD
View
A
Retailer 7
-
$1,005 NZD
View
A
Retailer 8
-
$1,050 NZD
View
A
Retailer 9
-
$1,131 NZD
View
B+
Retailer 10
-
$1,444 NZD
View
B+
Retailer 11
-
$1,471 NZD
View
Retailer 12
-
$1,823 NZD
View
Price last confirmed 8 days ago
B
Retailer 13
-
$2,012 NZD
View
Most Expensive
B
Michael Trio
1277406412 · Nov 4
$2,431 NZD
SGD 1,847 SGD
View
13 more retailers have this diamond
Prices start from $386 NZDSave up to $2,045 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+
1.28ct Cushion
$386 NZD