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Marquise|Lab Grown|IGI

1.55ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG850605024

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850605024

Diamond specifications and retailer prices

From $486 CAD
As of November 4, 2026
Save $1,790 CAD (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,276 CAD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850605024 or 850605024. Listed at 5 retailers as of November 4, 2026, with prices from $486 to $2,276, a $1,790 spread on the same certified stone. Brilliant Earth lists it at $2,276. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850605024
Dimensions12.12 × 6.12 × 3.55 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.12 mm6.12 mm1.55 ctH / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG850605024
Side View
Table 64.0%Crown 34.9°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 58.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,276 CAD|Low: $486 CAD|High: $2,276 CAD|Avg: $1,165 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$486 CAD
Retailer 3$735 CAD
Retailer 2$877 CAD
Retailer 4$1,306 CAD
Brilliant Earth$2,276 CAD

2 data points across 5 retailers

5 retailers$486 CAD to $2,276 CAD

B+
Cheapest Retailer
-
$486 CAD
A
Retailer 2
-
$735 CAD
View
B+
Retailer 3
-
$877 CAD
View
Retailer 4
-
$1,306 CAD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
22337405A · Nov 4
$2,276 CAD
$1,630 USD
View
4 more retailers have this diamond
Prices start from $486 CADSave up to $1,790 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
$486 CAD