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Cushion|Lab Grown|IGI

1.40ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG843667684

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843667684

Diamond specifications and retailer prices

From $540 AUD
£299 GBP
As of October 30, 2026
Save $2,763 AUD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,303 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 LG843667684 or 843667684. Listed at 14 retailers as of October 30, 2026, with prices from $540 to $3,303, a $2,763 spread on the same certified stone. Do Amore Diamonds lists it at $3,303. 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 angle30.9°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667684
Dimensions8.30 × 5.53 × 3.76 mm
L/W Ratio1.50
Girdle conditionFaceted
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
8.30 mm5.53 mm1.40 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667684
Side View
Table 61.0%Crown 30.9°Girdle: STK-THKPavilion 32.9°Culet: NoneDepth 68.0%

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 30
Current: $3,303 AUD|Low: $538 AUD|High: $5,652 AUD|Avg: $1,872 AUD|-41.6%
Do Amore Diamonds
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
October 30, 2026
Retailer 7$540 AUD
Retailer 14$649 AUD
Retailer 3$720 AUD
Retailer 9$750 AUD
Retailer 12$863 AUD
Retailer 5$989 AUD
Retailer 11$1,147 AUD
Retailer 4$1,394 AUD
Retailer 8$1,751 AUD
Retailer 10$1,900 AUD
Retailer 13$2,261 AUD
Retailer 2$2,691 AUD
Retailer 6$3,236 AUD
Do Amore Diamonds$3,303 AUD

13 data points across 14 retailers

14 retailers$540 AUD to $3,303 AUD

A
Cheapest Retailer
-
$540 AUD
£299 GBP
A
Retailer 2
-
$649 AUD
$456 USD
View
A
Retailer 3
-
$720 AUD
$506 USD
View
A
Retailer 4
-
$750 AUD
€502 EUR
View
A
Retailer 5
-
$863 AUD
$606 USD
View
Retailer 6
-
$989 AUD
$695 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$1,147 AUD
View
B+
Retailer 8
-
$1,394 AUD
$979 USD
View
B
Retailer 9
-
$1,751 AUD
View
B
Retailer 10
-
$1,900 AUD
£1,051 GBP
View
Retailer 11
-
$1,915 AUD
$1,345 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$2,261 AUD
$1,588 USD
View
B
Retailer 13
-
$2,691 AUD
$1,890 USD
View
Most Expensive
B
Do Amore Diamonds
27-CA6E53354 · Oct 31
$3,303 AUD
$2,320 USD
View
13 more retailers have this diamond
Prices start from $540 AUDSave up to $2,763 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
$540 AUD