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Cushion|Lab Grown|IGI

1.04ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG799643800

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799643800

Diamond specifications and retailer prices

From $423 AUD
£234 GBP
As of November 2, 2026
Save $1,603 AUD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,026 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG799643800 or 799643800. Listed at 15 retailers as of October 31, 2026, with prices from $423 to $2,026, a $1,603 spread on the same certified stone. Brilliant Earth lists it at $2,026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643800
Dimensions7.31 × 5.04 × 3.42 mm
L/W Ratio1.45
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
7.31 mm5.04 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643800
Side View
Table 59.0%Crown 33.4°Girdle: MED-THKPavilion 37.3°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,026 AUD|Low: $370 AUD|High: $2,968 AUD|Avg: $1,055 AUD|-31.7%
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
November 2, 2026
Retailer 3$370 AUD
Retailer 13$411 AUD
Retailer 2$423 AUD
Retailer 4$696 AUD
Retailer 7$710 AUD
Retailer 6$769 AUD
Retailer 9$809 AUD
Retailer 5$839 AUD
Retailer 10$1,004 AUD
Retailer 12$1,321 AUD
Retailer 8$1,647 AUD
Retailer 11$1,976 AUD
Brilliant Earth$2,026 AUD

35 data points across 13 retailers

15 retailers$423 AUD to $2,026 AUD

Retailer 1
-
$370 AUD
$259 USD
Price last confirmed 8 days ago
Final sale: no returns
Retailer 2
-
$411 AUD
$288 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$423 AUD
£234 GBP
View
A
Retailer 4
-
$696 AUD
$488 USD
View
A
Retailer 5
-
$710 AUD
ZAR 8,039 ZAR
View
A
Retailer 6
-
$743 AUD
$521 USD
View
A
Retailer 7
-
$769 AUD
£425 GBP
View
A
Retailer 8
-
$809 AUD
€540 EUR
View
A
Retailer 9
-
$839 AUD
$588 USD
View
A
Retailer 10
-
$1,004 AUD
View
B+
Retailer 11
-
$1,321 AUD
SGD 1,251 SGD
View
B+
Retailer 12
-
$1,397 AUD
$979 USD
View
B+
Retailer 13
-
$1,647 AUD
£909 GBP
View
Retailer 14
-
$1,976 AUD
$1,385 USD
View
Price last confirmed 15 days ago
Most Expensive
B+
Brilliant Earth
21421014A · Oct 31
$2,026 AUD
$1,420 USD
View
14 more retailers have this diamond
Prices start from $423 AUDSave up to $1,603 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
1.04ct Cushion
$423 AUD