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Cushion|Lab Grown|IGI

1.17ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG847675986

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847675986

Diamond specifications and retailer prices

From $499 AUD
As of November 4, 2026
Save $1,973 AUD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,471 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.17ct lab-grown cushion diamond

This 1.17ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG847675986 or 847675986. Listed at 9 retailers as of November 4, 2026, with prices from $499 to $2,471, a $1,973 spread on the same certified stone. Brilliant Earth lists it at $2,471. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847675986
Dimensions8.08 × 5.32 × 3.45 mm
L/W Ratio1.52
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
8.08 mm5.32 mm1.17 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847675986
Side View
Table 59.0%Crown 29.6°Girdle: MED-STKPavilion 37°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
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: Nov 4
Current: $2,471 AUD|Low: $499 AUD|High: $3,271 AUD|Avg: $1,438 AUD|-24.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 2$499 AUD
Retailer 8$806 AUD
Retailer 3$829 AUD
Retailer 7$1,081 AUD
Retailer 4$1,193 AUD
Retailer 9$1,751 AUD
Retailer 6$1,947 AUD
Retailer 5$2,286 AUD
Brilliant Earth$2,471 AUD

8 data points across 9 retailers

9 retailers$499 AUD to $2,471 AUD

A+
Cheapest Retailer
-
$499 AUD
A
Retailer 2
-
$806 AUD
View
A
Retailer 3
-
$829 AUD
View
A
Retailer 4
-
$1,081 AUD
View
A
Retailer 5
-
$1,193 AUD
View
B+
Retailer 6
-
$1,751 AUD
View
B+
Retailer 7
-
$1,947 AUD
View
B
Retailer 8
-
$2,286 AUD
View
Most Expensive
B
Brilliant Earth
22336893A · Nov 4
$2,471 AUD
$1,730 USD
View
8 more retailers have this diamond
Prices start from $499 AUDSave up to $1,973 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+
1.17ct Cushion
$499 AUD