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 $378 USD
£298 GBP
As of October 24, 2026
Save $1,942 USD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,320 USD at Do Amore Diamonds · As of October 29, 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 13 retailers as of October 24, 2026, with prices from $378 to $2,320, a $1,942 spread on the same certified stone. Do Amore Diamonds lists it at $2,320. 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
Color
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

How it works →
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 24
Current: $2,320 USD|Low: $378 USD|High: $3,970 USD|Avg: $1,340 USD|-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
October 29, 2026
Retailer 8$378 USD
Retailer 12$456 USD
Retailer 13$506 USD
Retailer 7$524 USD
Retailer 9$606 USD
Retailer 4$695 USD
Retailer 6$806 USD
Retailer 3$979 USD
Retailer 2$1,335 USD
Retailer 10$1,588 USD
Retailer 11$1,940 USD
Retailer 5$2,273 USD
Do Amore Diamonds$2,320 USD

12 data points across 13 retailers

13 retailers$378 USD to $2,320 USD

A
Cheapest Retailer
-
$378 USD
£298 GBP
A
Retailer 2
-
$456 USD
View
A
Retailer 3
-
$506 USD
View
A
Retailer 4
-
$524 USD
€499 EUR
View
A
Retailer 5
-
$606 USD
View
A
Retailer 6
-
$695 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$806 USD
A$1,240 AUD
View
B+
Retailer 8
-
$979 USD
View
B
Retailer 9
-
$1,335 USD
£1,051 GBP
View
B
Retailer 10
-
$1,345 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$1,588 USD
View
B
Retailer 12
-
$1,940 USD
View
Most Expensive
B
Do Amore Diamonds
27-CA6E53354 · Oct 29
$2,320 USD
View
12 more retailers have this diamond
Prices start from $378 USDSave up to $1,942 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
1.40ct Cushion
$378 USD