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Cushion|Lab Grown|IGI

1.64ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG786680792

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786680792

Diamond specifications and retailer prices

From £219 GBP
$294 USD
As of October 30, 2026
Save £1,729 GBP (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,948 GBP at Brilliant Earth · As of October 28, 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 LG786680792 or 786680792. Listed at 15 retailers as of October 28, 2026, with prices from £219 to £1,948, a £1,729 spread on the same certified stone. Brilliant Earth lists it at £1,948. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786680792
Dimensions7.78 × 6.04 × 4.12 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm6.04 mm1.64 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786680792
Side View
Table 64.0%Crown 35.8°Girdle: STK-VTKPavilion 36.5°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,948 GBP|Low: £217 GBP|High: £2,112 GBP|Avg: £619 GBP|-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
October 30, 2026
Retailer 9£219 GBP
Retailer 4£246 GBP
Retailer 14£373 GBP
Retailer 11£406 GBP
Retailer 6£416 GBP
Retailer 3£436 GBP
Retailer 8£443 GBP
Retailer 12£465 GBP
Retailer 2£501 GBP
Retailer 5£577 GBP
Retailer 13£821 GBP
Retailer 10£946 GBP
Retailer 7£955 GBP
Retailer 15£990 GBP
Brilliant Earth£1,948 GBP

39 data points across 15 retailers

15 retailers£219 GBP to £1,948 GBP

A
Cheapest Retailer
-
£219 GBP
$294 USD
Final sale: no returns
A
Retailer 2
-
£246 GBP
$329 USD
View
A
Retailer 3
-
£373 GBP
$500 USD
View
A
Retailer 4
-
£406 GBP
$544 USD
View
Retailer 5
-
£416 GBP
ZAR 9,001 ZAR
View
Price last confirmed 7 days ago
A
Retailer 6
-
£436 GBP
€556 EUR
View
A
Retailer 7
-
£443 GBP
$594 USD
View
A
Retailer 8
-
£465 GBP
View
A
Retailer 9
-
£501 GBP
$671 USD
View
B+
Retailer 10
-
£577 GBP
A$1,190 AUD
View
B+
Retailer 11
-
£821 GBP
$1,100 USD
View
B+
Retailer 12
-
£946 GBP
$1,267 USD
View
B
Retailer 13
-
£955 GBP
View
B+
Retailer 14
-
£990 GBP
View
Most Expensive
B
Brilliant Earth
19825166A · Oct 28
£1,948 GBP
$2,610 USD
View
14 more retailers have this diamond
Prices start from £219 GBPSave up to £1,729 GBP

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
£219 GBP