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Cushion|Lab Grown|IGI

0.79ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG720593840

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG720593840

Diamond specifications and retailer prices

From $251 AUD
$176 USD
As of October 30, 2026
Save $1,686 AUD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,936 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 0.79ct lab-grown cushion diamond

This 0.79ct lab-grown cushion sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG720593840 or 720593840. Listed at 14 retailers as of October 30, 2026, with prices from $251 to $1,936, a $1,686 spread on the same certified stone. Do Amore Diamonds lists it at $1,936. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.79
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720593840
Dimensions6.66 × 5.08 × 3.12 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.66 mm5.08 mm0.79 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720593840
Side View
Table 61.0%Crown 32.8°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 61.4%

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: $1,936 AUD|Low: $167 AUD|High: $1,936 AUD|Avg: $818 AUD|+8.8%
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
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 17$251 AUD
Retailer 6$261 AUD
Retailer 15$268 AUD
Retailer 18$416 AUD
Retailer 14$427 AUD
Retailer 11$513 AUD
Retailer 2$553 AUD
Retailer 9$559 AUD
Retailer 4$584 AUD
Retailer 13$629 AUD
Retailer 10$769 AUD
Retailer 8$954 AUD
Retailer 12$988 AUD
Retailer 5$1,029 AUD
Retailer 16$1,239 AUD
Retailer 7$1,361 AUD
Retailer 3$1,513 AUD
Do Amore Diamonds$1,936 AUD

20 data points across 18 retailers

14 retailers$251 AUD to $1,936 AUD

A
Cheapest Retailer
-
$251 AUD
$176 USD
Final sale: no returns
A
Retailer 2
-
$268 AUD
$188 USD
View
A
Retailer 3
-
$416 AUD
$292 USD
View
A
Retailer 4
-
$427 AUD
$300 USD
View
A
Retailer 5
-
$513 AUD
€343 EUR
View
B+
Retailer 6
-
$553 AUD
£306 GBP
View
B+
Retailer 7
-
$584 AUD
£323 GBP
View
B+
Retailer 8
-
$629 AUD
$442 USD
View
B
Retailer 9
-
$988 AUD
$694 USD
View
B
Retailer 10
-
$1,029 AUD
$723 USD
View
B
Retailer 11
-
$1,239 AUD
$870 USD
View
B
Retailer 12
-
$1,239 AUD
$870 USD
View
B
Retailer 13
-
$1,513 AUD
$1,063 USD
View
Most Expensive
B
Do Amore Diamonds
20-D29235 · Oct 31
$1,936 AUD
$1,360 USD
View
13 more retailers have this diamond
Prices start from $251 AUDSave up to $1,686 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
0.79ct Cushion
$251 AUD