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Cushion|Lab Grown|IGI

1.28ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG742502086

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG742502086

Diamond specifications and retailer prices

From $393 NZD
As of November 4, 2026
Save $1,719 NZD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,112 NZD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG742502086 or 742502086. Listed at 14 retailers as of November 4, 2026, with prices from $393 to $2,112, a $1,719 spread on the same certified stone. Reve Diamonds lists it at $2,112. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742502086
Dimensions7.60 × 5.87 × 3.87 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm5.87 mm1.28 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742502086
Side View
Table 67.0%Crown 26.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $580 NZD|Low: $393 NZD|High: $2,134 NZD|Avg: $1,060 NZD|-3.3%
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
Reve Diamonds
November 5, 2026
Retailer 8$393 NZD
Retailer 4$441 NZD
Retailer 1$580 NZD
Retailer 10$758 NZD
Retailer 2$761 NZD
Retailer 11$763 NZD
Retailer 7$786 NZD
Retailer 6$907 NZD
Retailer 5$1,014 NZD
Retailer 13$1,074 NZD
Retailer 3$1,334 NZD
Retailer 9$1,500 NZD
Retailer 12$2,062 NZD
Reve Diamonds$2,112 NZD

38 data points across 14 retailers

14 retailers$393 NZD to $2,112 NZD

A
Cheapest Retailer
-
$393 NZD
Final sale: no returns
Retailer 2
-
$441 NZD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$580 NZD
View
A
Retailer 4
-
$758 NZD
View
A
Retailer 5
-
$761 NZD
View
A
Retailer 6
-
$763 NZD
View
A
Retailer 7
-
$786 NZD
View
A
Retailer 8
-
$907 NZD
View
B+
Retailer 9
-
$1,014 NZD
View
B+
Retailer 10
-
$1,074 NZD
View
B+
Retailer 11
-
$1,334 NZD
View
B+
Retailer 12
-
$1,500 NZD
View
B
Retailer 13
-
$2,062 NZD
View
Most Expensive
B
Reve Diamonds
570C46A37 · Nov 4
$2,112 NZD
$1,187 USD
View
13 more retailers have this diamond
Prices start from $393 NZDSave up to $1,719 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
$393 NZD