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Marquise|Lab Grown|IGI

1.25ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG843667698

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843667698

Diamond specifications and retailer prices

From $339 CAD
As of November 4, 2026
Save $2,915 CAD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,254 CAD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.25ct lab-grown marquise diamond

This 1.25ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843667698 or 843667698. Listed at 17 retailers as of November 4, 2026, with prices from $339 to $3,254, a $2,915 spread on the same certified stone. Do Amore Diamonds lists it at $3,254. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667698
Dimensions11.24 × 5.52 × 3.52 mm
L/W Ratio2.04
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
11.24 mm5.52 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667698
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 63.8%

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: Nov 4
Current: $3,254 CAD|Low: $320 CAD|High: $3,324 CAD|Avg: $1,414 CAD|+5.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 4, 2026
Retailer 15$339 CAD
Retailer 6$394 CAD
Retailer 2$478 CAD
Retailer 16$631 CAD
Retailer 18$709 CAD
Retailer 4$779 CAD
Retailer 7$908 CAD
Retailer 11$1,141 CAD
Retailer 17$1,359 CAD
Retailer 5$1,373 CAD
Retailer 3$1,494 CAD
Retailer 10$1,675 CAD
Retailer 12$1,862 CAD
Retailer 9$2,109 CAD
Retailer 13$2,426 CAD
Retailer 14$2,570 CAD
Retailer 8$2,609 CAD
Do Amore Diamonds$3,254 CAD

21 data points across 18 retailers

17 retailers$339 CAD to $3,254 CAD

A
Cheapest Retailer
-
$339 CAD
A
Retailer 2
-
$394 CAD
View
A
Retailer 3
-
$478 CAD
View
A
Retailer 4
-
$631 CAD
View
A
Retailer 5
-
$709 CAD
View
Retailer 6
-
$779 CAD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$908 CAD
View
A
Retailer 8
-
$1,141 CAD
View
B+
Retailer 9
-
$1,359 CAD
View
B+
Retailer 10
-
$1,373 CAD
View
B+
Retailer 11
-
$1,494 CAD
View
B+
Retailer 12
-
$1,862 CAD
View
Retailer 13
-
$2,109 CAD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$2,426 CAD
View
B+
Retailer 15
-
$2,570 CAD
View
B
Retailer 16
-
$2,609 CAD
View
Most Expensive
B
Do Amore Diamonds
27-B4608420B · Nov 4
$3,254 CAD
$2,330 USD
View
16 more retailers have this diamond
Prices start from $339 CADSave up to $2,915 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
1.25ct Marquise
$339 CAD