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Cushion|Lab Grown|IGI

1.64ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG665409423

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG665409423

Diamond specifications and retailer prices

From €277 EUR
$309 USD
As of October 31, 2026
Save €2,060 EUR (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,336 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.64ct lab-grown cushion diamond

This 1.64ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665409423 or 665409423. Listed at 18 retailers as of October 29, 2026, with prices from €277 to €2,336, a €2,060 spread on the same certified stone. Brilliant Earth lists it at €2,336. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.6°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409423
Dimensions7.14 × 6.91 × 4.64 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
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
7.14 mm6.91 mm1.64 ctD / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG665409423
Side View
Table 63.0%Crown 38.6°Girdle: THK-VTKPavilion 41.8°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €2,336 EUR|Low: €275 EUR|High: €2,461 EUR|Avg: €804 EUR|-5.1%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 12€277 EUR
Retailer 4€307 EUR
Retailer 10€479 EUR
Retailer 6€507 EUR
Retailer 14€528 EUR
Retailer 11€528 EUR
Retailer 2€541 EUR
Retailer 3€546 EUR
Retailer 17€605 EUR
Retailer 5€822 EUR
Retailer 8€1,033 EUR
Retailer 9€1,149 EUR
Retailer 15€1,200 EUR
Retailer 13€1,238 EUR
Retailer 16€1,258 EUR
Retailer 7€1,288 EUR
Brilliant Earth€2,336 EUR

42 data points across 17 retailers

18 retailers€277 EUR to €2,336 EUR

A
Cheapest Retailer
-
€277 EUR
$309 USD
Final sale: no returns
A
Retailer 2
-
€307 EUR
$343 USD
View
A
Retailer 3
-
€479 EUR
$535 USD
View
A
Retailer 4
-
€507 EUR
$566 USD
View
A
Retailer 5
-
€528 EUR
ZAR 9,528 ZAR
View
A
Retailer 6
-
€528 EUR
View
A
Retailer 7
-
€541 EUR
£476 GBP
View
A
Retailer 8
-
€546 EUR
$610 USD
View
A
Retailer 9
-
€605 EUR
$676 USD
View
B+
Retailer 10
-
€822 EUR
$918 USD
View
B+
Retailer 11
-
€1,033 EUR
$1,154 USD
View
B
Retailer 12
-
€1,149 EUR
$1,284 USD
View
B
Retailer 13
-
€1,200 EUR
£1,056 GBP
View
B
Retailer 14
-
€1,238 EUR
£1,089 GBP
View
Retailer 15
-
€1,258 EUR
$1,405 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
€1,288 EUR
$1,439 USD
View
B
Retailer 17
-
€1,342 EUR
$1,499 USD
View
Most Expensive
B
Brilliant Earth
13244189A · Oct 29
€2,336 EUR
$2,610 USD
View
17 more retailers have this diamond
Prices start from €277 EURSave up to €2,060 EUR

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
1.64ct Cushion
€277 EUR