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Cushion|Lab Grown|IGI

1.64ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG794629111

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG794629111

Diamond specifications and retailer prices

From $639 AUD
$449 USD
As of October 29, 2026
Save $3,393 AUD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,032 AUD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG794629111 or 794629111. Listed at 19 retailers as of October 27, 2026, with prices from $639 to $4,032, a $3,393 spread on the same certified stone. Queensmith lists it at $4,032. 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 angle32.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794629111
Dimensions7.80 × 6.89 × 4.12 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizeLarge
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
7.80 mm6.89 mm1.64 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794629111
Side View
Table 53.0%Crown 32.5°Girdle: MED-STKPavilion 40.2°Culet: LargeDepth 59.8%

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 29
Current: $1,311 AUD|Low: $639 AUD|High: $3,902 AUD|Avg: $1,808 AUD|-6.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 16$639 AUD
Retailer 3$716 AUD
Retailer 8$716 AUD
Retailer 7$793 AUD
Retailer 10$924 AUD
Retailer 13$997 AUD
Retailer 2$1,046 AUD
Retailer 17$1,065 AUD
Retailer 1$1,311 AUD
Retailer 11$1,845 AUD
Retailer 14$2,130 AUD
Retailer 5$2,300 AUD
Retailer 9$2,517 AUD
Retailer 15$2,547 AUD
Retailer 6$2,593 AUD
Retailer 18$2,830 AUD
Retailer 12$2,927 AUD
Retailer 4$2,965 AUD

43 data points across 18 retailers

19 retailers$639 AUD to $4,032 AUD

A
Cheapest Retailer
-
$639 AUD
$449 USD
A
Retailer 2
-
$716 AUD
$503 USD
View
Final sale: no returns
A
Retailer 3
-
$716 AUD
$503 USD
View
A
Retailer 4
-
$793 AUD
$557 USD
View
Retailer 5
-
$924 AUD
$649 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$997 AUD
$700 USD
View
A
Retailer 7
-
$1,046 AUD
$735 USD
View
A
Retailer 8
-
$1,065 AUD
$748 USD
View
B+
Retailer 9
-
$1,311 AUD
£725 GBP
View
B
Retailer 10
-
$1,845 AUD
View
B
Retailer 11
-
$2,130 AUD
$1,496 USD
View
B
Retailer 12
-
$2,300 AUD
£1,272 GBP
View
B
Retailer 13
-
$2,517 AUD
SGD 2,389 SGD
View
B
Retailer 14
-
$2,547 AUD
$1,789 USD
View
B
Retailer 15
-
$2,593 AUD
$1,821 USD
View
B
Retailer 16
-
$2,830 AUD
$1,988 USD
View
B
Retailer 17
-
$2,927 AUD
£1,619 GBP
View
B
Retailer 18
-
$2,965 AUD
$2,083 USD
View
Most Expensive
B
Queensmith
LG794629111 · Oct 27
$4,032 AUD
£2,230 GBP
View
18 more retailers have this diamond
Prices start from $639 AUDSave up to $3,393 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
1.64ct Cushion
$639 AUD