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Cushion|Lab Grown|IGI

1.88ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG794669266

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG794669266

Diamond specifications and retailer prices

From $1,140 AUD
$801 USD
As of October 31, 2026
Save $7,472 AUD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,613 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.88ct lab-grown cushion diamond

This 1.88ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794669266 or 794669266. Listed at 19 retailers as of October 29, 2026, with prices from $1,140 to $8,613, a $7,472 spread on the same certified stone. Brilliant Earth lists it at $8,613. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794669266
Dimensions8.74 × 6.54 × 4.26 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
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
8.74 mm6.54 mm1.88 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794669266
Side View
Table 58.0%Crown 34.6°Girdle: MED-THKPavilion 36.6°Culet: NoneDepth 65.1%

Caratlytics Score

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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 31
Current: $7,858 AUD|Low: $1,140 AUD|High: $8,613 AUD|Avg: $3,760 AUD|-8.8%
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 11$1,140 AUD
Retailer 15$1,545 AUD
Retailer 9$1,751 AUD
Retailer 2$1,896 AUD
Retailer 17$1,919 AUD
Retailer 12$1,950 AUD
Retailer 14$2,336 AUD
Retailer 13$2,686 AUD
Retailer 10$2,924 AUD
Retailer 7$3,220 AUD
Retailer 6$3,667 AUD
Retailer 16$4,030 AUD
Retailer 3$4,043 AUD
Retailer 5$4,075 AUD
Retailer 4$5,899 AUD
Retailer 8$5,972 AUD
Brilliant Earth$7,858 AUD

34 data points across 17 retailers

19 retailers$1,140 AUD to $8,613 AUD

A
Cheapest Retailer
-
$1,140 AUD
$801 USD
Final sale: no returns
A
Retailer 2
-
$1,545 AUD
$1,085 USD
View
Retailer 3
-
$1,751 AUD
$1,230 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$1,896 AUD
£1,049 GBP
View
A
Retailer 5
-
$1,919 AUD
$1,348 USD
View
A
Retailer 6
-
$1,950 AUD
$1,370 USD
View
A
Retailer 7
-
$2,336 AUD
$1,641 USD
View
A
Retailer 8
-
$2,686 AUD
$1,887 USD
View
B+
Retailer 9
-
$2,924 AUD
€1,956 EUR
View
B+
Retailer 10
-
$3,220 AUD
ZAR 36,537 ZAR
View
B+
Retailer 11
-
$3,667 AUD
£2,028 GBP
View
B+
Retailer 12
-
$4,020 AUD
$2,824 USD
View
B+
Retailer 13
-
$4,030 AUD
$2,831 USD
View
B+
Retailer 14
-
$4,043 AUD
$2,840 USD
View
B+
Retailer 15
-
$4,075 AUD
$2,863 USD
View
B
Retailer 16
-
$5,899 AUD
$4,144 USD
View
B
Retailer 17
-
$5,972 AUD
£3,303 GBP
View
B
Retailer 18
-
$7,858 AUD
$5,520 USD
View
Most Expensive
B
Brilliant Earth
18946834A · Oct 29
$8,613 AUD
$6,050 USD
View
18 more retailers have this diamond
Prices start from $1,140 AUDSave up to $7,472 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
1.88ct Cushion
$1,140 AUD