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Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG839684881

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG839684881

Diamond specifications and retailer prices

From $1,530 AUD
$1,075 USD
As of October 29, 2026
Save $4,671 AUD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,201 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.83ct lab-grown cushion diamond

This 1.83ct 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 LG839684881 or 839684881. Listed at 16 retailers as of October 29, 2026, with prices from $1,530 to $6,201, a $4,671 spread on the same certified stone. Taylor and Hart lists it at $6,201. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839684881
Dimensions7.44 × 7.22 × 4.58 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
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
7.44 mm7.22 mm1.83 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839684881
Side View
Table 51.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: LargeDepth 63.4%

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: Oct 29
Current: $2,571 AUD|Low: $1,469 AUD|High: $6,201 AUD|Avg: $3,322 AUD|-3.2%
Retailer 1
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
Taylor and Hart
November 1, 2026
Retailer 10$1,530 AUD
Retailer 9$1,664 AUD
Retailer 11$1,775 AUD
Retailer 12$1,775 AUD
Retailer 14$1,979 AUD
Retailer 6$2,016 AUD
Retailer 5$2,406 AUD
Retailer 1$2,571 AUD
Retailer 7$3,035 AUD
Retailer 13$3,327 AUD
Retailer 3$3,600 AUD
Retailer 2$4,773 AUD
Retailer 15$4,903 AUD
Retailer 4$5,673 AUD
Retailer 8$6,051 AUD
Taylor and Hart$6,201 AUD

28 data points across 16 retailers

16 retailers$1,530 AUD to $6,201 AUD

A
Cheapest Retailer
-
$1,530 AUD
$1,075 USD
A
Retailer 2
-
$1,664 AUD
$1,169 USD
View
A
Retailer 3
-
$1,775 AUD
$1,247 USD
View
Retailer 4
-
$1,775 AUD
$1,247 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,979 AUD
$1,390 USD
View
A
Retailer 6
-
$2,016 AUD
$1,416 USD
View
Final sale: no returns
A
Retailer 7
-
$2,406 AUD
$1,690 USD
View
B+
Retailer 8
-
$2,571 AUD
£1,422 GBP
View
B+
Retailer 9
-
$3,035 AUD
$2,132 USD
View
B+
Retailer 10
-
$3,327 AUD
$2,337 USD
View
B+
Retailer 11
-
$3,600 AUD
$2,529 USD
View
B
Retailer 12
-
$4,773 AUD
$3,353 USD
View
B
Retailer 13
-
$4,903 AUD
£2,712 GBP
View
B
Retailer 14
-
$5,673 AUD
$3,985 USD
View
B
Retailer 15
-
$6,051 AUD
£3,347 GBP
View
Most Expensive
B
Taylor and Hart
Y1B2QXB · Oct 31
$6,201 AUD
$4,356 USD
View
15 more retailers have this diamond
Prices start from $1,530 AUDSave up to $4,671 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
1.83ct Cushion
$1,530 AUD