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Marquise|Lab Grown|IGI

1.00ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG603343098

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG603343098

Diamond specifications and retailer prices

From $323 CAD
As of November 4, 2026
Save $1,284 CAD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,607 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG603343098 or 603343098. Listed at 13 retailers as of November 2, 2026, with prices from $323 to $1,607, a $1,284 spread on the same certified stone. MOH London lists it at $1,607. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603343098
Dimensions11.02 × 5.21 × 3.01 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.02 mm5.21 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603343098
Side View
Table 64.0%Crown 32.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 57.8%

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: $1,607 CAD|Low: $311 CAD|High: $1,626 CAD|Avg: $883 CAD|+2.1%
MOH London
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 2, 2026
Retailer 11$323 CAD
Retailer 16$375 CAD
Retailer 3$401 CAD
Retailer 13$401 CAD
Retailer 15$680 CAD
Retailer 2$693 CAD
Retailer 7$695 CAD
Retailer 4$723 CAD
Retailer 12$878 CAD
Retailer 9$978 CAD
Retailer 6$1,045 CAD
Retailer 8$1,051 CAD
Retailer 14$1,289 CAD
Retailer 10$1,295 CAD
Retailer 5$1,529 CAD
MOH London$1,607 CAD

26 data points across 16 retailers

13 retailers$323 CAD to $1,607 CAD

A
Cheapest Retailer
-
$323 CAD
A
Retailer 2
-
$375 CAD
View
Retailer 3
-
$401 CAD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$401 CAD
View
A
Retailer 5
-
$680 CAD
View
A
Retailer 6
-
$693 CAD
View
A
Retailer 7
-
$695 CAD
View
A
Retailer 8
-
$723 CAD
View
A
Retailer 9
-
$878 CAD
View
Retailer 10
-
$978 CAD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$1,289 CAD
View
B+
Retailer 12
-
$1,295 CAD
View
Most Expensive
B+
MOH London
LG603343098 · Nov 2
$1,607 CAD
£908 GBP
View
12 more retailers have this diamond
Prices start from $323 CADSave up to $1,284 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
1.00ct Marquise
$323 CAD