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Cushion|Lab Grown|IGI

1.28ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG768614853

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768614853

Diamond specifications and retailer prices

From $284 USD
As of October 30, 2026
Save $1,084 USD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,368 USD at Reve Diamonds · As of October 30, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG768614853 or 768614853. Listed at 17 retailers as of October 30, 2026, with prices from $284 to $1,368, a $1,084 spread on the same certified stone. Reve Diamonds lists it at $1,368. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768614853
Dimensions5.75 × 5.75 × 3.71 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.75 mm5.75 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768614853
Side View
Table 61.0%Crown 34.4°Girdle: THN-VTKPavilion 36.3°Culet: NoneDepth 64.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $602 USD|Low: $284 USD|High: $1,373 USD|Avg: $759 USD|+3.2%
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
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
October 31, 2026
Retailer 15$284 USD
Retailer 8$318 USD
Retailer 14$346 USD
Retailer 11$361 USD
Retailer 10$425 USD
Retailer 5$430 USD
Retailer 4$546 USD
Retailer 9$570 USD
Retailer 1$602 USD
Retailer 7$658 USD
Retailer 3$773 USD
Retailer 2$1,018 USD
Retailer 13$1,058 USD
Retailer 12$1,066 USD
Retailer 6$1,234 USD
Retailer 16$1,273 USD
Reve Diamonds$1,368 USD

40 data points across 17 retailers

17 retailers$284 USD to $1,368 USD

A
Cheapest Retailer
-
$284 USD
Final sale: no returns
A
Retailer 2
-
$318 USD
View
A
Retailer 3
-
$346 USD
HK$2,700 HKD
View
A
Retailer 4
-
$361 USD
£284 GBP
View
A
Retailer 5
-
$425 USD
View
A
Retailer 6
-
$430 USD
View
A
Retailer 7
-
$546 USD
ZAR 8,817 ZAR
View
A
Retailer 8
-
$570 USD
View
A
Retailer 9
-
$602 USD
£474 GBP
View
B+
Retailer 10
-
$658 USD
View
B+
Retailer 11
-
$773 USD
A$1,189 AUD
View
B+
Retailer 12
-
$1,018 USD
SGD 1,375 SGD
View
B+
Retailer 13
-
$1,058 USD
A$1,628 AUD
View
B
Retailer 14
-
$1,066 USD
View
B
Retailer 15
-
$1,234 USD
£972 GBP
View
B
Retailer 16
-
$1,273 USD
£1,002 GBP
View
Most Expensive
B
Reve Diamonds
ABBB000B6 · Oct 30
$1,368 USD
View
16 more retailers have this diamond
Prices start from $284 USDSave up to $1,084 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
$284 USD