Cushion|Lab Grown|IGI

1.28ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG809690097

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG809690097

Diamond specifications and retailer prices

From $225 USD
As of November 3, 2026
Save $975 USD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,200 USD at Reve Diamonds · As of November 1, 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 LG809690097 or 809690097. Listed at 17 retailers as of November 1, 2026, with prices from $225 to $1,200, a $975 spread on the same certified stone. Reve Diamonds lists it at $1,200. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809690097
Dimensions7.81 × 5.77 × 3.87 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.81 mm5.77 mm1.28 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809690097
Side View
Table 60.0%Crown 33.4°Girdle: THN-MEDPavilion 38.2°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $460 USD|Low: $225 USD|High: $1,185 USD|Avg: $602 USD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 3$225 USD
Retailer 11$250 USD
Retailer 4$355 USD
Retailer 7$408 USD
Retailer 6$432 USD
Retailer 1$460 USD
Retailer 5$610 USD
Retailer 12$730 USD
Retailer 8$740 USD
Retailer 9$787 USD
Retailer 2$975 USD
Retailer 10$1,172 USD

43 data points across 12 retailers

17 retailers$225 USD to $1,200 USD

A
Cheapest Retailer
-
$225 USD
Final sale: no returns
Retailer 2
-
$250 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$282 USD
HK$2,200 HKD
View
B+
Retailer 4
-
$355 USD
View
A
Retailer 5
-
$408 USD
€389 EUR
View
A
Retailer 6
-
$432 USD
ZAR 6,984 ZAR
View
A
Retailer 7
-
$460 USD
£362 GBP
View
A
Retailer 8
-
$511 USD
View
B+
Retailer 9
-
$610 USD
A$939 AUD
View
Retailer 10
-
$730 USD
View
Price last confirmed 19 days ago
B+
Retailer 11
-
$740 USD
View
B+
Retailer 12
-
$787 USD
A$1,210 AUD
View
B+
Retailer 13
-
$814 USD
SGD 1,100 SGD
View
B
Retailer 14
-
$858 USD
View
B
Retailer 15
-
$975 USD
£768 GBP
View
Retailer 16
-
$1,172 USD
£923 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Reve Diamonds
43D5373A9 · Nov 1
$1,200 USD
View
16 more retailers have this diamond
Prices start from $225 USDSave up to $975 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
$225 USD