Cushion|Lab Grown|IGI

1.35ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG790694990

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG790694990

Diamond specifications and retailer prices

From $217 USD
As of October 28, 2026
Save $960 USD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,177 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.35ct lab-grown cushion diamond

This 1.35ct 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 LG790694990 or 790694990. Listed at 11 retailers as of October 28, 2026, with prices from $217 to $1,177, a $960 spread on the same certified stone. Reve Diamonds lists it at $1,177. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790694990
Dimensions6.33 × 6.26 × 4.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.33 mm6.26 mm1.35 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790694990
Side View
Table 66.0%Crown 34.4°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 65.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $439 USD|Low: $217 USD|High: $1,256 USD|Avg: $616 USD|-10.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 28, 2026
Retailer 6$217 USD
Retailer 3$324 USD
Retailer 4$414 USD
Retailer 9$422 USD
Retailer 1$439 USD
Retailer 2$492 USD
Retailer 5$557 USD
Retailer 7$589 USD
Retailer 10$830 USD
Retailer 8$1,130 USD
Reve Diamonds$1,177 USD

25 data points across 11 retailers

11 retailers$217 USD to $1,177 USD

A
Cheapest Retailer
-
$217 USD
Final sale: no returns
A
Retailer 2
-
$324 USD
£255 GBP
View
A
Retailer 3
-
$414 USD
ZAR 6,696 ZAR
View
A
Retailer 4
-
$422 USD
View
A
Retailer 5
-
$439 USD
£346 GBP
View
A
Retailer 6
-
$492 USD
View
A
Retailer 7
-
$557 USD
View
A
Retailer 8
-
$589 USD
A$906 AUD
View
B+
Retailer 9
-
$830 USD
View
B
Retailer 10
-
$1,130 USD
£890 GBP
View
Most Expensive
B
Reve Diamonds
FF52D2857 · Oct 28
$1,177 USD
View
10 more retailers have this diamond
Prices start from $217 USDSave up to $960 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
1.35ct Cushion
$217 USD