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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 $221 USD
As of November 4, 2026
Save $966 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,187 USD 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 $221 to $1,187, a $966 spread on the same certified stone. Reve Diamonds lists it at $1,187. 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
Color
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: $327 USD|Low: $221 USD|High: $1,200 USD|Avg: $595 USD|-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$221 USD
Retailer 3$248 USD
Retailer 1$327 USD
Retailer 8$426 USD
Retailer 13$428 USD
Retailer 10$429 USD
Retailer 9$450 USD
Retailer 5$511 USD
Retailer 4$570 USD
Retailer 12$604 USD
Retailer 2$750 USD
Retailer 7$843 USD
Retailer 11$1,159 USD
Reve Diamonds$1,187 USD

38 data points across 14 retailers

14 retailers$221 USD to $1,187 USD

A
Cheapest Retailer
-
$221 USD
Final sale: no returns
Retailer 2
-
$248 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$327 USD
View
A
Retailer 4
-
$426 USD
View
A
Retailer 5
-
$428 USD
View
A
Retailer 6
-
$429 USD
View
A
Retailer 7
-
$450 USD
View
A
Retailer 8
-
$511 USD
View
B+
Retailer 9
-
$570 USD
View
B+
Retailer 10
-
$604 USD
View
B+
Retailer 11
-
$750 USD
View
B+
Retailer 12
-
$843 USD
View
B
Retailer 13
-
$1,159 USD
View
Most Expensive
B
Reve Diamonds
570C46A37 · Nov 4
$1,187 USD
View
13 more retailers have this diamond
Prices start from $221 USDSave up to $966 USD

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
$221 USD