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Cushion|Lab Grown|IGI

1.09ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG801694817

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG801694817

Diamond specifications and retailer prices

From $755 AUD
$530 USD
As of October 30, 2026
Save $3,132 AUD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,886 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown cushion diamond

This 1.09ct 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 LG801694817 or 801694817. Listed at 7 retailers as of October 31, 2026, with prices from $755 to $3,886, a $3,132 spread on the same certified stone. Do Amore Diamonds lists it at $3,886. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694817
Dimensions6.75 × 5.49 × 3.82 mm
L/W Ratio1.23
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
6.75 mm5.49 mm1.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694817
Side View
Table 59.0%Crown 34.2°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 69.6%

Caratlytics Score

How it works →
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 30
Current: $3,886 AUD|Low: $735 AUD|High: $4,157 AUD|Avg: $2,126 AUD|-6.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3$755 AUD
Retailer 7$755 AUD
Retailer 6$885 AUD
Retailer 2$1,013 AUD
Retailer 4$2,320 AUD
Retailer 5$2,412 AUD
Retailer 8$2,850 AUD
Do Amore Diamonds$3,886 AUD

23 data points across 8 retailers

7 retailers$755 AUD to $3,886 AUD

A
Cheapest Retailer
-
$755 AUD
$530 USD
A
Retailer 2
-
$755 AUD
$530 USD
View
A
Retailer 3
-
$885 AUD
$622 USD
View
A
Retailer 4
-
$1,013 AUD
€678 EUR
View
B+
Retailer 5
-
$2,320 AUD
$1,630 USD
View
B+
Retailer 6
-
$2,412 AUD
£1,334 GBP
View
Most Expensive
B
Do Amore Diamonds
27-55A00E098 · Nov 1
$3,886 AUD
$2,730 USD
View
6 more retailers have this diamond
Prices start from $755 AUDSave up to $3,132 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
1.09ct Cushion
$755 AUD