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Marquise|Lab Grown|IGI

1.55ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG798610472

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG798610472

Diamond specifications and retailer prices

From $1,257 CAD
As of October 30, 2026
Save $405 CAD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,662 CAD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG798610472 or 798610472. Listed at 2 retailers as of October 30, 2026, with prices from $1,257 to $1,662, a $405 spread on the same certified stone. The Diamond Guys lists it at $1,662. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798610472
Dimensions11.73 × 6.06 × 3.87 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.73 mm6.06 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798610472
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $1,257 CAD|Low: $837 CAD|High: $2,640 CAD|Avg: $1,364 CAD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
The Diamond Guys
August 3, 2026
Retailer 5$866 CAD
Retailer 2$886 CAD
Retailer 6$965 CAD
Retailer 1$1,257 CAD
The Diamond Guys$1,662 CAD
Retailer 4$1,788 CAD
Retailer 3$1,830 CAD

13 data points across 7 retailers

2 retailers$1,257 CAD to $1,662 CAD

B+
Cheapest Retailer
-
$1,257 CAD
Most Expensive
B
The Diamond Guys
1958037520 · Nov 1
$1,662 CAD
$1,190 USD
View
1 more retailer has this diamond
Prices start from $1,257 CADSave up to $405 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.

B+
1.55ct Marquise
$1,257 CAD