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Cushion|Lab Grown|IGI

1.02ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG821612292

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG821612292

Diamond specifications and retailer prices

From $468 AUD
$328 USD
As of October 26, 2026
Save $2,771 AUD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,239 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821612292 or 821612292. Listed at 16 retailers as of October 26, 2026, with prices from $468 to $3,239, a $2,771 spread on the same certified stone. Brilliant Earth lists it at $3,239. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821612292
Dimensions6.85 × 5.36 × 3.78 mm
L/W Ratio1.28
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
6.85 mm5.36 mm1.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821612292
Side View
Table 63.0%Crown 33.2°Girdle: MED-STKPavilion 43.6°Culet: NoneDepth 70.5%

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 26
Current: $3,239 AUD|Low: $296 AUD|High: $3,239 AUD|Avg: $1,098 AUD
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
Retailer 18
November 1, 2026
Retailer 10$296 AUD
Retailer 8$468 AUD
Retailer 11$503 AUD
Retailer 6$518 AUD
Retailer 14$713 AUD
Retailer 13$782 AUD
Retailer 3$808 AUD
Retailer 16$835 AUD
Retailer 4$839 AUD
Retailer 12$853 AUD
Retailer 7$967 AUD
Retailer 17$1,189 AUD
Retailer 9$1,304 AUD
Retailer 18$1,643 AUD
Retailer 2$1,957 AUD
Retailer 15$2,030 AUD
Retailer 5$2,050 AUD
Brilliant Earth$3,239 AUD

17 data points across 18 retailers

16 retailers$468 AUD to $3,239 AUD

A
Cheapest Retailer
-
$468 AUD
$328 USD
Final sale: no returns
A
Retailer 2
-
$503 AUD
£278 GBP
View
Retailer 3
-
$518 AUD
$363 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$713 AUD
$500 USD
View
A
Retailer 5
-
$782 AUD
€522 EUR
View
A
Retailer 6
-
$808 AUD
$566 USD
View
A
Retailer 7
-
$835 AUD
$585 USD
View
A
Retailer 8
-
$839 AUD
ZAR 9,502 ZAR
View
A
Retailer 9
-
$853 AUD
£471 GBP
View
A
Retailer 10
-
$967 AUD
$678 USD
View
A
Retailer 11
-
$1,189 AUD
View
B+
Retailer 12
-
$1,643 AUD
$1,151 USD
View
B+
Retailer 13
-
$1,957 AUD
£1,080 GBP
View
B
Retailer 14
-
$2,030 AUD
View
B+
Retailer 15
-
$2,050 AUD
$1,436 USD
View
Most Expensive
B
Brilliant Earth
22335223A · Oct 28
$3,239 AUD
$2,270 USD
View
15 more retailers have this diamond
Prices start from $468 AUDSave up to $2,771 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
1.02ct Cushion
$468 AUD