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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG788630352

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG788630352

Diamond specifications and retailer prices

From $658 AUD
€439 EUR
As of November 2, 2026
Save $1,354 AUD (67%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,012 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG788630352 or 788630352. Listed at 14 retailers as of November 2, 2026, with prices from $658 to $2,012, a $1,354 spread on the same certified stone. Brilliant Earth lists it at $2,012. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788630352
Dimensions7.12 × 5.10 × 3.43 mm
L/W Ratio1.40
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
7.12 mm5.10 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788630352
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 34.2°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,012 AUD|Low: $360 AUD|High: $3,039 AUD|Avg: $1,086 AUD|-33.8%
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
November 2, 2026
Retailer 12$360 AUD
Retailer 5$400 AUD
Retailer 10$658 AUD
Retailer 14$681 AUD
Retailer 8$691 AUD
Retailer 13$733 AUD
Retailer 7$740 AUD
Retailer 3$822 AUD
Retailer 2$1,060 AUD
Retailer 6$1,168 AUD
Retailer 4$1,361 AUD
Retailer 9$1,604 AUD
Retailer 11$1,955 AUD
Brilliant Earth$2,012 AUD

42 data points across 14 retailers

14 retailers$658 AUD to $2,012 AUD

Retailer 1
-
$360 AUD
$252 USD
Price last confirmed 7 days ago
Final sale: no returns
Retailer 2
-
$400 AUD
$280 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$658 AUD
€439 EUR
View
A
Retailer 4
-
$681 AUD
$477 USD
View
A
Retailer 5
-
$691 AUD
ZAR 7,821 ZAR
View
A
Retailer 6
-
$733 AUD
$514 USD
View
A
Retailer 7
-
$740 AUD
£409 GBP
View
A
Retailer 8
-
$822 AUD
$576 USD
View
B+
Retailer 9
-
$1,060 AUD
$743 USD
View
B+
Retailer 10
-
$1,168 AUD
SGD 1,106 SGD
View
B+
Retailer 11
-
$1,361 AUD
$954 USD
View
B+
Retailer 12
-
$1,604 AUD
£885 GBP
View
Retailer 13
-
$1,955 AUD
$1,370 USD
View
Price last confirmed 14 days ago
Most Expensive
B+
Brilliant Earth
21419372A · Nov 2
$2,012 AUD
$1,410 USD
View
13 more retailers have this diamond
Prices start from $658 AUDSave up to $1,354 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
1.03ct Cushion
$658 AUD