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Marquise|Lab Grown|IGI

1.29ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784645493

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784645493

Diamond specifications and retailer prices

From $423 CAD
$303 USD
As of November 2, 2026
Save $3,336 CAD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,759 CAD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645493 or 784645493. Listed at 15 retailers as of November 1, 2026, with prices from $423 to $3,759, a $3,336 spread on the same certified stone. Do Amore Diamonds lists it at $3,759. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645493
Dimensions11.51 × 5.62 × 3.48 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
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
11.51 mm5.62 mm1.29 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645493
Side View
Table 56.0%Crown 34.3°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: $3,759 CAD|Low: $423 CAD|High: $4,399 CAD|Avg: $1,827 CAD|-11.8%
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 12$423 CAD
Retailer 3$492 CAD
Retailer 7$538 CAD
Retailer 13$749 CAD
Retailer 5$776 CAD
Retailer 15$859 CAD
Retailer 6$980 CAD
Retailer 10$989 CAD
Retailer 11$1,124 CAD
Retailer 14$1,614 CAD
Retailer 16$1,864 CAD
Retailer 2$2,325 CAD
Retailer 9$3,046 CAD
Retailer 4$3,556 CAD
Do Amore Diamonds$3,759 CAD
Retailer 8$4,399 CAD

28 data points across 16 retailers

15 retailers$423 CAD to $3,759 CAD

A+
Cheapest Retailer
-
$423 CAD
$303 USD
A
Retailer 2
-
$492 CAD
$352 USD
View
A
Retailer 3
-
$538 CAD
$385 USD
View
Final sale: no returns
A
Retailer 4
-
$749 CAD
$536 USD
View
A
Retailer 5
-
$776 CAD
$555 USD
View
A
Retailer 6
-
$859 CAD
$615 USD
View
A
Retailer 7
-
$980 CAD
$701 USD
View
A
Retailer 8
-
$989 CAD
€674 EUR
View
A
Retailer 9
-
$1,124 CAD
A$1,238 AUD
View
B+
Retailer 10
-
$1,614 CAD
$1,155 USD
View
B+
Retailer 11
-
$1,864 CAD
$1,334 USD
View
B+
Retailer 12
-
$2,325 CAD
£1,310 GBP
View
B+
Retailer 13
-
$3,046 CAD
$2,180 USD
View
B
Retailer 14
-
$3,556 CAD
$2,545 USD
View
Most Expensive
B
Do Amore Diamonds
27-781009741 · Nov 1
$3,759 CAD
$2,690 USD
View
14 more retailers have this diamond
Prices start from $423 CADSave up to $3,336 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+
1.29ct Marquise
$423 CAD