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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 $1,075 USD
As of October 29, 2026
Save $3,281 USD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,356 USD at Taylor and Hart · As of October 30, 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 $1,075 to $4,356, a $3,281 spread on the same certified stone. Taylor and Hart lists it at $4,356. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,806 USD|Low: $1,032 USD|High: $4,356 USD|Avg: $2,334 USD|-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
October 31, 2026
Retailer 10$1,075 USD
Retailer 9$1,169 USD
Retailer 11$1,247 USD
Retailer 12$1,247 USD
Retailer 14$1,390 USD
Retailer 6$1,416 USD
Retailer 5$1,690 USD
Retailer 1$1,806 USD
Retailer 7$2,132 USD
Retailer 13$2,337 USD
Retailer 3$2,529 USD
Retailer 2$3,353 USD
Retailer 15$3,444 USD
Retailer 4$3,985 USD
Retailer 8$4,251 USD
Taylor and Hart$4,356 USD

27 data points across 16 retailers

16 retailers$1,075 USD to $4,356 USD

A
Cheapest Retailer
-
$1,075 USD
A
Retailer 2
-
$1,169 USD
View
A
Retailer 3
-
$1,247 USD
View
Retailer 4
-
$1,247 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,390 USD
View
A
Retailer 6
-
$1,416 USD
View
Final sale: no returns
A
Retailer 7
-
$1,690 USD
View
B+
Retailer 8
-
$1,806 USD
£1,422 GBP
View
B+
Retailer 9
-
$2,132 USD
View
B+
Retailer 10
-
$2,337 USD
View
B+
Retailer 11
-
$2,529 USD
View
B
Retailer 12
-
$3,353 USD
View
B
Retailer 13
-
$3,444 USD
£2,712 GBP
View
B
Retailer 14
-
$3,985 USD
View
B
Retailer 15
-
$4,251 USD
£3,347 GBP
View
Most Expensive
B
Taylor and Hart
Y1B2QXB · Oct 30
$4,356 USD
View
15 more retailers have this diamond
Prices start from $1,075 USDSave up to $3,281 USD

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
$1,075 USD