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Marquise|Lab Grown|IGI

1.54ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG781638676

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG781638676

Diamond specifications and retailer prices

From $1,314 CAD
As of November 2, 2026
Save $424 CAD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,738 CAD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 1.54ct lab-grown marquise diamond

This 1.54ct 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 LG781638676 or 781638676. Listed at 3 retailers as of November 1, 2026, with prices from $1,314 to $1,738, a $424 spread on the same certified stone. The Diamond Guys lists it at $1,738. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781638676
Dimensions11.43 × 6.02 × 3.88 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.43 mm6.02 mm1.54 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781638676
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $923 CAD|Low: $266 CAD|High: $3,256 CAD|Avg: $1,317 CAD|+15.3%
Retailer 1
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Retailer 10
Retailer 11
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Retailer 15
The Diamond Guys
August 3, 2026
Retailer 6$597 CAD
Retailer 13$661 CAD
Retailer 11$752 CAD
Retailer 15$875 CAD
Retailer 1$923 CAD
Retailer 4$931 CAD
Retailer 14$1,188 CAD
Retailer 8$1,314 CAD
Retailer 5$1,350 CAD
Retailer 7$1,576 CAD
Retailer 9$1,685 CAD
Retailer 3$1,733 CAD
The Diamond Guys$1,738 CAD
Retailer 10$1,740 CAD
Retailer 12$1,955 CAD
Retailer 2$3,130 CAD

46 data points across 16 retailers

3 retailers$1,314 CAD to $1,738 CAD

B+
Cheapest Retailer
-
$1,314 CAD
B
Retailer 2
-
$1,733 CAD
$1,240 USD
View
Most Expensive
B
The Diamond Guys
1952043957 · Nov 1
$1,738 CAD
$1,244 USD
View
2 more retailers have this diamond
Prices start from $1,314 CADSave up to $424 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+
1.54ct Marquise
$1,314 CAD