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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG811638340

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811638340

Diamond specifications and retailer prices

From $554 AUD
£306 GBP
As of November 1, 2026
Save $2,934 AUD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,488 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG811638340 or 811638340. Listed at 8 retailers as of October 31, 2026, with prices from $554 to $3,488, a $2,934 spread on the same certified stone. Do Amore Diamonds lists it at $3,488. 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 angle34.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638340
Dimensions7.43 × 5.06 × 3.41 mm
L/W Ratio1.47
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
7.43 mm5.06 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638340
Side View
Table 65.0%Crown 34.7°Girdle: STK-VTKPavilion 39.3°Culet: NoneDepth 67.4%

Caratlytics Score

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A+
Exceptional
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 1
Current: $3,488 AUD|Low: $456 AUD|High: $4,655 AUD|Avg: $1,662 AUD|-11.2%
Do Amore Diamonds
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
November 1, 2026
Retailer 15$456 AUD
Retailer 3$508 AUD
Retailer 2$554 AUD
Retailer 8$783 AUD
Retailer 10$806 AUD
Retailer 4$931 AUD
Retailer 13$1,270 AUD
Retailer 7$1,413 AUD
Retailer 12$1,557 AUD
Retailer 14$1,897 AUD
Retailer 6$1,946 AUD
Retailer 11$2,189 AUD
Retailer 9$2,192 AUD
Retailer 5$2,587 AUD
Do Amore Diamonds$3,488 AUD

30 data points across 15 retailers

8 retailers$554 AUD to $3,488 AUD

A+
Cheapest Retailer
-
$554 AUD
£306 GBP
A
Retailer 2
-
$783 AUD
$550 USD
View
A
Retailer 3
-
$806 AUD
$566 USD
View
B+
Retailer 4
-
$1,557 AUD
$1,094 USD
View
Retailer 5
-
$1,897 AUD
$1,333 USD
View
Price last confirmed 72 days ago
B+
Retailer 6
-
$2,189 AUD
£1,211 GBP
View
B+
Retailer 7
-
$2,192 AUD
$1,540 USD
View
Most Expensive
B
Do Amore Diamonds
27-45180F932 · Oct 31
$3,488 AUD
$2,450 USD
View
7 more retailers have this diamond
Prices start from $554 AUDSave up to $2,934 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
$554 AUD