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Cushion|Lab Grown|IGI

0.81ct F SI1 Cushion Lab Grown Diamond

GD • F/SI1 • IGI LG615369628

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG615369628

Diamond specifications and retailer prices

From $842 AUD
$590 USD
As of October 27, 2026
Save $885 AUD (51%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,727 AUD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 0.81ct lab-grown cushion diamond

This 0.81ct lab-grown cushion sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG615369628 or 615369628. Listed at 4 retailers as of October 27, 2026, with prices from $842 to $1,727, a $885 spread on the same certified stone. Do Amore Diamonds lists it at $1,727. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.81
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615369628
Dimensions5.47 × 5.40 × 3.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.47 mm5.40 mm0.81 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615369628
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 66.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 27
Current: $1,727 AUD|Low: $144 AUD|High: $1,727 AUD|Avg: $734 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 6$201 AUD
Retailer 7$273 AUD
Retailer 8$418 AUD
Retailer 5$427 AUD
Retailer 9$491 AUD
Retailer 10$626 AUD
Retailer 11$808 AUD
Retailer 2$842 AUD
Retailer 3$1,084 AUD
Retailer 4$1,154 AUD
Do Amore Diamonds$1,727 AUD

11 data points across 11 retailers

4 retailers$842 AUD to $1,727 AUD

Retailer 1
-
$427 AUD
$299 USD
Price last confirmed 8 days ago
B
Retailer 2
-
$842 AUD
$590 USD
View
Retailer 3
-
$1,154 AUD
£637 GBP
View
Price last confirmed 8 days ago
Most Expensive
C
Do Amore Diamonds
27-4E467FBC7 · Oct 27
$1,727 AUD
$1,210 USD
View
3 more retailers have this diamond
Prices start from $842 AUDSave up to $885 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.

B
0.81ct Cushion
$842 AUD