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Cushion|Lab Grown|IGI

1.40ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG803634978

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803634978

Diamond specifications and retailer prices

From $404 AUD
$284 USD
As of October 30, 2026
Save $1,541 AUD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,945 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.4ct lab-grown cushion diamond

This 1.4ct 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 LG803634978 or 803634978. Listed at 14 retailers as of October 30, 2026, with prices from $404 to $1,945, a $1,541 spread on the same certified stone. Reve Diamonds lists it at $1,945. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803634978
Dimensions7.63 × 5.58 × 3.84 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.63 mm5.58 mm1.40 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803634978
Side View
Table 67.0%Crown 38.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 68.8%

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 30
Current: $513 AUD|Low: $404 AUD|High: $1,945 AUD|Avg: $1,050 AUD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 30, 2026
Retailer 9$404 AUD
Retailer 1$513 AUD
Retailer 7$605 AUD
Retailer 8$605 AUD
Retailer 6$771 AUD
Retailer 3$855 AUD
Retailer 10$924 AUD
Retailer 5$1,092 AUD
Retailer 2$1,757 AUD
Retailer 4$1,808 AUD
Reve Diamonds$1,945 AUD

41 data points across 11 retailers

14 retailers$404 AUD to $1,945 AUD

A
Cheapest Retailer
-
$404 AUD
$284 USD
Final sale: no returns
A
Retailer 2
-
$513 AUD
£284 GBP
View
A
Retailer 3
-
$605 AUD
$425 USD
View
A
Retailer 4
-
$605 AUD
$425 USD
View
A
Retailer 5
-
$771 AUD
ZAR 8,748 ZAR
View
A
Retailer 6
-
$855 AUD
£473 GBP
View
A
Retailer 7
-
$924 AUD
$649 USD
View
B+
Retailer 8
-
$1,090 AUD
$766 USD
View
B+
Retailer 9
-
$1,092 AUD
View
B+
Retailer 10
-
$1,449 AUD
SGD 1,375 SGD
View
B+
Retailer 11
-
$1,516 AUD
$1,065 USD
View
B
Retailer 12
-
$1,757 AUD
£972 GBP
View
B
Retailer 13
-
$1,808 AUD
£1,000 GBP
View
Most Expensive
B
Reve Diamonds
F82EB9D2F · Oct 30
$1,945 AUD
$1,366 USD
View
13 more retailers have this diamond
Prices start from $404 AUDSave up to $1,541 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
1.40ct Cushion
$404 AUD