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Marquise|Lab Grown|IGI

1.55ct F FL Marquise Lab Grown Diamond

ID • F/FL • IGI LG794620705

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794620705

Diamond specifications and retailer prices

From $820 CAD
As of November 4, 2026
Save $6,456 CAD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,276 CAD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794620705 or 794620705. Listed at 15 retailers as of November 4, 2026, with prices from $820 to $7,276, a $6,456 spread on the same certified stone. Do Amore Diamonds lists it at $7,276. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794620705
Dimensions11.52 × 6.02 × 3.85 mm
L/W Ratio1.91
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
11.52 mm6.02 mm1.55 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794620705
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.0%

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: $7,276 CAD|Low: $820 CAD|High: $9,776 CAD|Avg: $3,379 CAD|-25.6%
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
November 5, 2026
Retailer 12$820 CAD
Retailer 6$972 CAD
Retailer 8$975 CAD
Retailer 2$1,148 CAD
Retailer 9$1,337 CAD
Retailer 13$1,357 CAD
Retailer 3$1,697 CAD
Retailer 4$2,598 CAD
Retailer 15$2,876 CAD
Retailer 14$2,951 CAD
Retailer 5$3,324 CAD
Retailer 11$3,451 CAD
Retailer 10$4,410 CAD
Retailer 7$4,497 CAD
Do Amore Diamonds$7,276 CAD

38 data points across 15 retailers

15 retailers$820 CAD to $7,276 CAD

A
Cheapest Retailer
-
$820 CAD
A
Retailer 2
-
$972 CAD
View
A
Retailer 3
-
$975 CAD
View
Final sale: no returns
A
Retailer 4
-
$1,148 CAD
View
A
Retailer 5
-
$1,337 CAD
View
A
Retailer 6
-
$1,357 CAD
View
A
Retailer 7
-
$1,697 CAD
View
B+
Retailer 8
-
$2,598 CAD
View
B+
Retailer 9
-
$2,876 CAD
View
B+
Retailer 10
-
$2,951 CAD
View
B+
Retailer 11
-
$3,324 CAD
View
B
Retailer 12
-
$3,451 CAD
View
B
Retailer 13
-
$4,410 CAD
View
B
Retailer 14
-
$4,497 CAD
View
Most Expensive
B
Do Amore Diamonds
27-989581854 · Nov 5
$7,276 CAD
$5,210 USD
View
14 more retailers have this diamond
Prices start from $820 CADSave up to $6,456 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
1.55ct Marquise
$820 CAD