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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG816614864

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816614864

Diamond specifications and retailer prices

From $562 AUD
£311 GBP
As of October 29, 2026
Save $3,206 AUD (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,768 AUD at Brilliant Earth · As of October 28, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816614864 or 816614864. Listed at 9 retailers as of October 28, 2026, with prices from $562 to $3,768, a $3,206 spread on the same certified stone. Brilliant Earth lists it at $3,768. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816614864
Dimensions7.44 × 5.00 × 3.31 mm
L/W Ratio1.49
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
7.44 mm5.00 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816614864
Side View
Table 64.0%Crown 33.3°Girdle: STK-THKPavilion 35.6°Culet: NoneDepth 66.2%

Caratlytics Score

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A+
Exceptional
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: $3,768 AUD|Low: $456 AUD|High: $4,664 AUD|Avg: $1,667 AUD|-19.2%
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 29, 2026
Retailer 14$456 AUD
Retailer 3$508 AUD
Retailer 8$562 AUD
Retailer 11$812 AUD
Retailer 13$860 AUD
Retailer 5$930 AUD
Retailer 15$1,269 AUD
Retailer 7$1,411 AUD
Retailer 12$1,472 AUD
Retailer 10$1,555 AUD
Retailer 4$1,895 AUD
Retailer 2$2,187 AUD
Retailer 6$2,584 AUD
Retailer 9$3,526 AUD
Brilliant Earth$3,768 AUD

28 data points across 15 retailers

9 retailers$562 AUD to $3,768 AUD

A+
Cheapest Retailer
-
$562 AUD
£311 GBP
A
Retailer 2
-
$812 AUD
$571 USD
View
A
Retailer 3
-
$860 AUD
$605 USD
View
B+
Retailer 4
-
$1,472 AUD
$1,035 USD
View
B+
Retailer 5
-
$1,555 AUD
$1,094 USD
View
B+
Retailer 6
-
$1,895 AUD
$1,333 USD
View
Price last confirmed 70 days ago
B+
Retailer 7
-
$2,187 AUD
£1,211 GBP
View
B
Retailer 8
-
$3,526 AUD
$2,480 USD
View
Most Expensive
B
Brilliant Earth
21596068Y · Oct 28
$3,768 AUD
$2,650 USD
View
8 more retailers have this diamond
Prices start from $562 AUDSave up to $3,206 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
$562 AUD