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Cushion|Lab Grown|IGI

1.81ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG844644968

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG844644968

Diamond specifications and retailer prices

From $817 AUD
£452 GBP
As of October 30, 2026
Save $4,465 AUD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,282 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.81ct lab-grown cushion diamond

This 1.81ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844644968 or 844644968. Listed at 15 retailers as of October 30, 2026, with prices from $817 to $5,282, a $4,465 spread on the same certified stone. Brilliant Earth lists it at $5,282. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844644968
Dimensions8.58 × 6.22 × 4.34 mm
L/W Ratio1.38
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
8.58 mm6.22 mm1.81 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844644968
Side View
Table 61.0%Crown 32.4°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 69.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $5,282 AUD|Low: $815 AUD|High: $6,107 AUD|Avg: $2,678 AUD|-13.5%
Brilliant Earth
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
October 31, 2026
Retailer 9$817 AUD
Retailer 8$911 AUD
Retailer 13$932 AUD
Retailer 12$1,106 AUD
Retailer 11$1,254 AUD
Retailer 6$1,619 AUD
Retailer 10$1,794 AUD
Retailer 3$2,059 AUD
Retailer 15$2,833 AUD
Retailer 7$3,024 AUD
Retailer 2$4,407 AUD
Retailer 5$4,655 AUD
Retailer 4$4,867 AUD
Retailer 14$4,997 AUD
Brilliant Earth$5,282 AUD

16 data points across 15 retailers

15 retailers$817 AUD to $5,282 AUD

A
Cheapest Retailer
-
$817 AUD
£452 GBP
A
Retailer 2
-
$911 AUD
$640 USD
View
A
Retailer 3
-
$932 AUD
$655 USD
View
A
Retailer 4
-
$1,106 AUD
$777 USD
View
A
Retailer 5
-
$1,254 AUD
€839 EUR
View
A
Retailer 6
-
$1,619 AUD
$1,137 USD
View
A
Retailer 7
-
$1,794 AUD
View
A
Retailer 8
-
$2,059 AUD
$1,446 USD
View
Retailer 9
-
$2,833 AUD
£1,567 GBP
View
Price last confirmed 7 days ago
Retailer 10
-
$3,024 AUD
$2,124 USD
View
Price last confirmed 16 days ago
B
Retailer 11
-
$4,407 AUD
View
Retailer 12
-
$4,655 AUD
$3,270 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$4,867 AUD
$3,419 USD
View
B
Retailer 14
-
$4,997 AUD
$3,510 USD
View
Most Expensive
B
Brilliant Earth
22165855Y · Oct 30
$5,282 AUD
$3,710 USD
View
14 more retailers have this diamond
Prices start from $817 AUDSave up to $4,465 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
1.81ct Cushion
$817 AUD