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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 $309 AUD
$217 USD
As of October 31, 2026
Save $1,366 AUD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,675 AUD 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 $309 to $1,675, a $1,366 spread on the same certified stone. Reve Diamonds lists it at $1,675. 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
Colour
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $627 AUD|Low: $309 AUD|High: $1,788 AUD|Avg: $883 AUD|-10.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 31, 2026
Retailer 6$309 AUD
Retailer 3$461 AUD
Retailer 4$590 AUD
Retailer 9$601 AUD
Retailer 1$627 AUD
Retailer 2$700 AUD
Retailer 5$793 AUD
Retailer 7$838 AUD
Retailer 10$1,181 AUD
Retailer 8$1,609 AUD
Reve Diamonds$1,675 AUD

26 data points across 11 retailers

11 retailers$309 AUD to $1,675 AUD

A
Cheapest Retailer
-
$309 AUD
$217 USD
Final sale: no returns
A
Retailer 2
-
$461 AUD
£255 GBP
View
A
Retailer 3
-
$590 AUD
ZAR 6,696 ZAR
View
A
Retailer 4
-
$601 AUD
$422 USD
View
A
Retailer 5
-
$627 AUD
£347 GBP
View
A
Retailer 6
-
$700 AUD
$492 USD
View
A
Retailer 7
-
$793 AUD
$557 USD
View
A
Retailer 8
-
$838 AUD
View
B+
Retailer 9
-
$1,181 AUD
$830 USD
View
B
Retailer 10
-
$1,609 AUD
£890 GBP
View
Most Expensive
B
Reve Diamonds
FF52D2857 · Oct 28
$1,675 AUD
$1,177 USD
View
10 more retailers have this diamond
Prices start from $309 AUDSave up to $1,366 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
1.35ct Cushion
$309 AUD