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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 $1,907 NZD
$1,075 USD
As of November 1, 2026
Save $5,821 NZD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,729 NZD 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 31, 2026, with prices from $1,907 to $7,729, a $5,821 spread on the same certified stone. Taylor and Hart lists it at $7,729. 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: Nov 1
Current: $7,504 NZD|Low: $1,831 NZD|High: $7,729 NZD|Avg: $4,141 NZD|-1.2%
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$1,907 NZD
Retailer 9$2,074 NZD
Retailer 11$2,213 NZD
Retailer 12$2,213 NZD
Retailer 14$2,466 NZD
Retailer 6$2,512 NZD
Retailer 5$2,999 NZD
Retailer 8$3,204 NZD
Retailer 7$3,783 NZD
Retailer 13$4,147 NZD
Retailer 3$4,487 NZD
Retailer 2$5,949 NZD
Retailer 15$6,111 NZD
Retailer 4$7,071 NZD
Retailer 1$7,504 NZD
Taylor and Hart$7,729 NZD

28 data points across 16 retailers

16 retailers$1,907 NZD to $7,729 NZD

A
Cheapest Retailer
-
$1,907 NZD
$1,075 USD
A
Retailer 2
-
$2,074 NZD
$1,169 USD
View
A
Retailer 3
-
$2,213 NZD
$1,247 USD
View
Retailer 4
-
$2,213 NZD
$1,247 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$2,466 NZD
$1,390 USD
View
A
Retailer 6
-
$2,512 NZD
$1,416 USD
View
Final sale: no returns
A
Retailer 7
-
$2,999 NZD
$1,690 USD
View
B+
Retailer 8
-
$3,204 NZD
£1,422 GBP
View
B+
Retailer 9
-
$3,783 NZD
$2,132 USD
View
B+
Retailer 10
-
$4,147 NZD
$2,337 USD
View
B+
Retailer 11
-
$4,487 NZD
$2,529 USD
View
B
Retailer 12
-
$5,949 NZD
$3,353 USD
View
B
Retailer 13
-
$6,111 NZD
£2,712 GBP
View
B
Retailer 14
-
$7,071 NZD
$3,985 USD
View
B
Retailer 15
-
$7,504 NZD
£3,330 GBP
View
Most Expensive
B
Taylor and Hart
Y1B2QXB · Oct 31
$7,729 NZD
$4,356 USD
View
15 more retailers have this diamond
Prices start from $1,907 NZDSave up to $5,821 NZD

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
$1,907 NZD