Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG839684867

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839684867

Diamond specifications and retailer prices

From $1,975 CAD
£1,113 GBP
As of October 27, 2026
Save $6,970 CAD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,944 CAD at Riddles Jewelry · As of October 27, 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 LG839684867 or 839684867. Listed at 19 retailers as of October 27, 2026, with prices from $1,975 to $8,944, a $6,970 spread on the same certified stone. Riddles Jewelry lists it at $8,944. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839684867
Dimensions8.60 × 6.39 × 4.27 mm
L/W Ratio1.35
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
8.60 mm6.39 mm1.83 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839684867
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.8%

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 27
Current: $2,646 CAD|Low: $1,942 CAD|High: $8,944 CAD|Avg: $4,291 CAD|+0.5%
Retailer 1
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Retailer 11
Retailer 12
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Retailer 19
Riddles Jewelry
October 27, 2026
Retailer 12$1,975 CAD
Retailer 4$1,978 CAD
Retailer 16$1,984 CAD
Retailer 8$2,137 CAD
Retailer 7$2,361 CAD
Retailer 17$2,422 CAD
Retailer 13$2,508 CAD
Retailer 1$2,646 CAD
Retailer 9$2,978 CAD
Retailer 15$3,172 CAD
Retailer 5$4,263 CAD
Retailer 3$4,684 CAD
Retailer 18$4,811 CAD
Retailer 6$5,276 CAD
Retailer 2$5,567 CAD
Retailer 14$5,915 CAD
Retailer 11$6,085 CAD
Retailer 19$7,296 CAD
Retailer 10$8,394 CAD
Riddles Jewelry$8,944 CAD

22 data points across 20 retailers

19 retailers$1,975 CAD to $8,944 CAD

A
Cheapest Retailer
-
$1,975 CAD
£1,113 GBP
A
Retailer 2
-
$1,984 CAD
$1,420 USD
View
A
Retailer 3
-
$2,137 CAD
$1,530 USD
View
A
Retailer 4
-
$2,361 CAD
$1,690 USD
View
B+
Retailer 5
-
$2,422 CAD
$1,734 USD
View
A
Retailer 6
-
$2,508 CAD
£1,413 GBP
View
B+
Retailer 7
-
$2,646 CAD
€1,804 EUR
View
B+
Retailer 8
-
$2,978 CAD
$2,132 USD
View
B+
Retailer 9
-
$3,172 CAD
ZAR 36,682 ZAR
View
B+
Retailer 10
-
$4,263 CAD
$3,052 USD
View
B
Retailer 11
-
$4,684 CAD
$3,353 USD
View
B
Retailer 12
-
$4,811 CAD
£2,712 GBP
View
B
Retailer 13
-
$5,276 CAD
View
B
Retailer 14
-
$5,567 CAD
$3,985 USD
View
B
Retailer 15
-
$5,915 CAD
£3,334 GBP
View
B
Retailer 16
-
$6,085 CAD
$4,356 USD
View
Retailer 17
-
$7,296 CAD
$5,223 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
$8,394 CAD
$6,009 USD
View
Most Expensive
B
Riddles Jewelry
1988600944 · Oct 27
$8,944 CAD
$6,403 USD
View
18 more retailers have this diamond
Prices start from $1,975 CADSave up to $6,970 CAD

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
$1,975 CAD