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Marquise|Lab Grown|IGI

1.83ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG818654469

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818654469

Diamond specifications and retailer prices

From $1,074 CAD
$769 USD
As of October 30, 2026
Save $8,453 CAD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $9,527 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.83ct lab-grown marquise diamond

This 1.83ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654469 or 818654469. Listed at 13 retailers as of October 30, 2026, with prices from $1,074 to $9,527, a $8,453 spread on the same certified stone. Do Amore Diamonds lists it at $9,527. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654469
Dimensions12.26 × 6.46 × 3.95 mm
L/W Ratio1.90
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
12.26 mm6.46 mm1.83 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654469
Side View
Table 60.0%Crown 36.9°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 61.1%

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 30
Current: $9,527 CAD|Low: $1,074 CAD|High: $12,698 CAD|Avg: $4,435 CAD|-25.0%
Do Amore Diamonds
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
October 30, 2026
Retailer 9$1,074 CAD
Retailer 13$1,168 CAD
Retailer 3$1,551 CAD
Retailer 4$1,767 CAD
Retailer 10$2,014 CAD
Retailer 7$2,317 CAD
Retailer 5$2,622 CAD
Retailer 11$2,961 CAD
Retailer 12$3,865 CAD
Retailer 14$4,386 CAD
Retailer 2$5,141 CAD
Retailer 8$5,180 CAD
Retailer 6$5,681 CAD
Do Amore Diamonds$9,527 CAD

30 data points across 14 retailers

13 retailers$1,074 CAD to $9,527 CAD

A
Cheapest Retailer
-
$1,074 CAD
$769 USD
A
Retailer 2
-
$1,168 CAD
$836 USD
View
A
Retailer 3
-
$1,551 CAD
$1,110 USD
View
A
Retailer 4
-
$1,767 CAD
$1,265 USD
View
A
Retailer 5
-
$2,014 CAD
$1,442 USD
View
A
Retailer 6
-
$2,317 CAD
€1,580 EUR
View
A
Retailer 7
-
$2,622 CAD
A$2,888 AUD
View
B+
Retailer 8
-
$2,961 CAD
$2,120 USD
View
B+
Retailer 9
-
$3,865 CAD
$2,767 USD
View
B+
Retailer 10
-
$4,386 CAD
$3,140 USD
View
B+
Retailer 11
-
$5,141 CAD
$3,680 USD
View
B+
Retailer 12
-
$5,180 CAD
£2,920 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3679B3E51 · Oct 30
$9,527 CAD
$6,820 USD
View
12 more retailers have this diamond
Prices start from $1,074 CADSave up to $8,453 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 Marquise
$1,074 CAD