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Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG836694133

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG836694133

Diamond specifications and retailer prices

From $2,501 NZD
£1,110 GBP
As of November 1, 2026
Save $8,860 NZD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,361 NZD at Riddles Jewelry · As of October 31, 2026
View at Riddles Jewelry

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 LG836694133 or 836694133. Listed at 21 retailers as of October 31, 2026, with prices from $2,501 to $11,361, a $8,860 spread on the same certified stone. Riddles Jewelry lists it at $11,361. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836694133
Dimensions7.49 × 7.23 × 4.77 mm
L/W Ratio1.04
Girdle conditionFaceted
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
7.49 mm7.23 mm1.83 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836694133
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 66.0%

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: Nov 1
Current: $7,504 NZD|Low: $2,213 NZD|High: $10,788 NZD|Avg: $4,556 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
November 1, 2026
Retailer 5$2,213 NZD
Retailer 7$2,501 NZD
Retailer 12$2,520 NZD
Retailer 2$2,999 NZD
Retailer 13$3,077 NZD
Retailer 8$3,204 NZD
Retailer 10$3,363 NZD
Retailer 4$3,783 NZD
Retailer 11$4,067 NZD
Retailer 14$5,949 NZD
Retailer 3$6,111 NZD
Retailer 6$7,071 NZD
Retailer 1$7,504 NZD
Retailer 9$10,468 NZD

34 data points across 14 retailers

21 retailers$2,501 NZD to $11,361 NZD

A
Cheapest Retailer
-
$2,501 NZD
£1,110 GBP
A
Retailer 2
-
$2,512 NZD
$1,416 USD
View
Final sale: no returns
A
Retailer 3
-
$2,520 NZD
$1,420 USD
View
A
Retailer 4
-
$2,715 NZD
$1,530 USD
View
A
Retailer 5
-
$2,999 NZD
$1,690 USD
View
B+
Retailer 6
-
$3,077 NZD
$1,734 USD
View
A
Retailer 7
-
$3,204 NZD
£1,422 GBP
View
B+
Retailer 8
-
$3,363 NZD
€1,805 EUR
View
B+
Retailer 9
-
$3,783 NZD
$2,132 USD
View
B+
Retailer 10
-
$4,067 NZD
ZAR 37,027 ZAR
View
B
Retailer 11
-
$5,415 NZD
$3,052 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
-
$6,701 NZD
CA$5,246 CAD
View
B
Retailer 15
-
$7,071 NZD
$3,985 USD
View
B
Retailer 16
-
$7,504 NZD
£3,330 GBP
View
B
Retailer 17
-
$7,729 NZD
$4,356 USD
View
B
Retailer 18
-
$9,267 NZD
$5,223 USD
View
B
Retailer 19
-
$10,468 NZD
$5,900 USD
View
B
Retailer 20
-
$10,662 NZD
$6,009 USD
View
Most Expensive
B
Riddles Jewelry
1984907408 · Oct 31
$11,361 NZD
$6,403 USD
View
20 more retailers have this diamond
Prices start from $2,501 NZDSave up to $8,860 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
$2,501 NZD