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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 $315 AUD
As of November 4, 2026
Save $1,378 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,693 AUD 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 $315 to $1,693, a $1,378 spread on the same certified stone. Reve Diamonds lists it at $1,693. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $466 AUD|Low: $315 AUD|High: $1,710 AUD|Avg: $848 AUD|-3.0%
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 4, 2026
Retailer 6$315 AUD
Retailer 3$354 AUD
Retailer 1$466 AUD
Retailer 8$607 AUD
Retailer 13$610 AUD
Retailer 10$612 AUD
Retailer 9$641 AUD
Retailer 5$728 AUD
Retailer 4$813 AUD
Retailer 12$861 AUD
Retailer 2$1,069 AUD
Retailer 7$1,202 AUD
Retailer 11$1,652 AUD
Reve Diamonds$1,693 AUD

38 data points across 14 retailers

14 retailers$315 AUD to $1,693 AUD

A
Cheapest Retailer
-
$315 AUD
Final sale: no returns
Retailer 2
-
$354 AUD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$466 AUD
View
A
Retailer 4
-
$607 AUD
View
A
Retailer 5
-
$610 AUD
View
A
Retailer 6
-
$612 AUD
View
A
Retailer 7
-
$641 AUD
View
A
Retailer 8
-
$728 AUD
View
B+
Retailer 9
-
$813 AUD
View
B+
Retailer 10
-
$861 AUD
View
B+
Retailer 11
-
$1,069 AUD
View
B+
Retailer 12
-
$1,202 AUD
View
B
Retailer 13
-
$1,652 AUD
View
Most Expensive
B
Reve Diamonds
570C46A37 · Nov 4
$1,693 AUD
$1,187 USD
View
13 more retailers have this diamond
Prices start from $315 AUDSave up to $1,378 AUD

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
$315 AUD