CaratHunter
Plans
Marquise|Lab Grown|IGI

1.05ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG739553730

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG739553730

Diamond specifications and retailer prices

From $285 CAD
$204 USD
As of October 30, 2026
Save $2,453 CAD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,738 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739553730 or 739553730. Listed at 17 retailers as of October 29, 2026, with prices from $285 to $2,738, a $2,453 spread on the same certified stone. Do Amore Diamonds lists it at $2,738. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739553730
Dimensions10.61 × 5.32 × 3.24 mm
L/W Ratio1.99
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
10.61 mm5.32 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739553730
Side View
Table 59.0%Crown 35°Girdle: MediumPavilion 39.3°Culet: NoneDepth 60.9%

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: Oct 30
Current: $2,738 CAD|Low: $279 CAD|High: $2,850 CAD|Avg: $1,191 CAD|-3.9%
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
Retailer 17
October 30, 2026
Retailer 13$285 CAD
Retailer 4$331 CAD
Retailer 9$332 CAD
Retailer 14$560 CAD
Retailer 16$610 CAD
Retailer 7$659 CAD
Retailer 10$669 CAD
Retailer 8$843 CAD
Retailer 12$953 CAD
Retailer 15$1,141 CAD
Retailer 3$1,208 CAD
Retailer 17$1,256 CAD
Retailer 11$1,574 CAD
Retailer 5$1,767 CAD
Retailer 2$2,012 CAD
Retailer 6$2,067 CAD
Do Amore Diamonds$2,738 CAD

29 data points across 17 retailers

17 retailers$285 CAD to $2,738 CAD

A+
Cheapest Retailer
-
$285 CAD
$204 USD
A
Retailer 2
-
$331 CAD
$237 USD
View
A
Retailer 3
-
$332 CAD
$238 USD
View
Final sale: no returns
A
Retailer 4
-
$560 CAD
$401 USD
View
A
Retailer 5
-
$610 CAD
$437 USD
View
A
Retailer 6
-
$659 CAD
$472 USD
View
A
Retailer 7
-
$669 CAD
€456 EUR
View
A
Retailer 8
-
$843 CAD
A$928 AUD
View
A
Retailer 9
-
$953 CAD
A$1,050 AUD
View
B+
Retailer 10
-
$1,141 CAD
$817 USD
View
B+
Retailer 11
-
$1,208 CAD
$865 USD
View
B+
Retailer 12
-
$1,256 CAD
$899 USD
View
B+
Retailer 13
-
$1,574 CAD
£887 GBP
View
B+
Retailer 14
-
$1,767 CAD
$1,265 USD
View
B+
Retailer 15
-
$2,012 CAD
$1,440 USD
View
Retailer 16
-
$2,067 CAD
A$2,277 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Do Amore Diamonds
27-35138FF1C · Oct 29
$2,738 CAD
$1,960 USD
View
16 more retailers have this diamond
Prices start from $285 CADSave up to $2,453 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+
1.05ct Marquise
$285 CAD