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Cushion|Lab Grown|IGI

1.89ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800677462

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677462

Diamond specifications and retailer prices

From $1,283 AUD
$901 USD
As of November 1, 2026
Save $6,547 AUD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,830 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.89ct lab-grown cushion diamond

This 1.89ct 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 LG800677462 or 800677462. Listed at 10 retailers as of October 30, 2026, with prices from $1,283 to $7,830, a $6,547 spread on the same certified stone. Do Amore Diamonds lists it at $7,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677462
Dimensions8.30 × 6.69 × 4.39 mm
L/W Ratio1.24
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
8.30 mm6.69 mm1.89 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677462
Side View
Table 62.0%Crown 33.8°Girdle: ThickPavilion 35.2°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
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: Nov 1
Current: $7,830 AUD|Low: $1,274 AUD|High: $10,378 AUD|Avg: $4,323 AUD|-24.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 7$1,283 AUD
Retailer 4$1,310 AUD
Retailer 11$1,372 AUD
Retailer 6$1,673 AUD
Retailer 10$1,836 AUD
Retailer 2$1,892 AUD
Retailer 9$4,693 AUD
Retailer 8$5,182 AUD
Retailer 5$5,993 AUD
Do Amore Diamonds$7,830 AUD
Retailer 3$9,295 AUD

28 data points across 11 retailers

10 retailers$1,283 AUD to $7,830 AUD

A
Cheapest Retailer
-
$1,283 AUD
$901 USD
A
Retailer 2
-
$1,310 AUD
$920 USD
View
A
Retailer 3
-
$1,372 AUD
$964 USD
View
Final sale: no returns
A
Retailer 4
-
$1,673 AUD
$1,175 USD
View
A
Retailer 5
-
$1,836 AUD
$1,290 USD
View
A
Retailer 6
-
$1,892 AUD
€1,266 EUR
View
Retailer 7
-
$4,693 AUD
£2,596 GBP
View
Price last confirmed 14 days ago
Retailer 8
-
$5,182 AUD
$3,640 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$5,993 AUD
$4,210 USD
View
Most Expensive
B
Do Amore Diamonds
27-CB9E6602F · Oct 30
$7,830 AUD
$5,500 USD
View
9 more retailers have this diamond
Prices start from $1,283 AUDSave up to $6,547 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
1.89ct Cushion
$1,283 AUD