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Cushion|Lab Grown|IGI

1.61ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG732530378

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG732530378

Diamond specifications and retailer prices

From $407 AUD
$286 USD
As of November 1, 2026
Save $2,241 AUD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,648 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.61ct lab-grown cushion diamond

This 1.61ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG732530378 or 732530378. Listed at 18 retailers as of October 31, 2026, with prices from $407 to $2,648, a $2,241 spread on the same certified stone. Brilliant Earth lists it at $2,648. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732530378
Dimensions7.70 × 6.42 × 4.20 mm
L/W Ratio1.20
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
7.70 mm6.42 mm1.61 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732530378
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 65.4%

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: Nov 1
Current: $2,648 AUD|Low: $407 AUD|High: $2,733 AUD|Avg: $1,226 AUD|-3.1%
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
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Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 16$407 AUD
Retailer 9$510 AUD
Retailer 17$615 AUD
Retailer 14$726 AUD
Retailer 12$751 AUD
Retailer 3$796 AUD
Retailer 2$827 AUD
Retailer 8$958 AUD
Retailer 4$985 AUD
Retailer 15$1,014 AUD
Retailer 10$1,025 AUD
Retailer 19$1,415 AUD
Retailer 5$1,472 AUD
Retailer 7$1,474 AUD
Retailer 6$1,713 AUD
Retailer 18$1,741 AUD
Retailer 13$1,743 AUD
Retailer 11$2,178 AUD
Brilliant Earth$2,648 AUD

43 data points across 19 retailers

18 retailers$407 AUD to $2,648 AUD

A
Cheapest Retailer
-
$407 AUD
$286 USD
Final sale: no returns
A
Retailer 2
-
$510 AUD
HK$2,800 HKD
View
B+
Retailer 3
-
$615 AUD
$432 USD
View
A
Retailer 4
-
$726 AUD
€486 EUR
View
A
Retailer 5
-
$751 AUD
ZAR 8,524 ZAR
View
A
Retailer 6
-
$796 AUD
$559 USD
View
A
Retailer 7
-
$827 AUD
£457 GBP
View
A
Retailer 8
-
$958 AUD
$673 USD
View
A
Retailer 9
-
$985 AUD
$692 USD
View
A
Retailer 10
-
$1,014 AUD
View
B+
Retailer 11
-
$1,415 AUD
$994 USD
View
B+
Retailer 12
-
$1,472 AUD
$1,034 USD
View
B+
Retailer 13
-
$1,474 AUD
SGD 1,399 SGD
View
B+
Retailer 14
-
$1,713 AUD
$1,203 USD
View
Retailer 15
-
$1,741 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$1,743 AUD
£964 GBP
View
Retailer 17
-
$2,178 AUD
$1,530 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Brilliant Earth
15998580A · Oct 31
$2,648 AUD
$1,860 USD
View
17 more retailers have this diamond
Prices start from $407 AUDSave up to $2,241 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
1.61ct Cushion
$407 AUD