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Marquise|Lab Grown|IGI

1.55ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG784611845

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784611845

Diamond specifications and retailer prices

From $1,336 CAD
As of October 30, 2026
Save $431 CAD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,767 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 LG784611845 or 784611845. Listed at 3 retailers as of October 30, 2026, with prices from $1,336 to $1,767, a $431 spread on the same certified stone. The Diamond Guys lists it at $1,767. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784611845
Dimensions12.27 × 5.95 × 3.75 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.27 mm5.95 mm1.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784611845
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $819 CAD|Low: $270 CAD|High: $3,297 CAD|Avg: $1,427 CAD|-10.3%
Retailer 1
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
The Diamond Guys
September 6, 2026
Retailer 14$514 CAD
Retailer 6$616 CAD
Retailer 3$683 CAD
Retailer 8$739 CAD
Retailer 9$741 CAD
Retailer 1$819 CAD
Retailer 5$1,204 CAD
Retailer 7$1,289 CAD
Retailer 4$1,336 CAD
Retailer 11$1,677 CAD
Retailer 13$1,734 CAD
The Diamond Guys$1,767 CAD
Retailer 12$1,890 CAD
Retailer 2$2,640 CAD
Retailer 10$3,143 CAD

55 data points across 15 retailers

3 retailers$1,336 CAD to $1,767 CAD

Retailer 1
-
$1,289 CAD
$923 USD
Price last confirmed 67 days ago
B+
Retailer 2
-
$1,336 CAD
View
Most Expensive
B
The Diamond Guys
1952043953 · Nov 1
$1,767 CAD
$1,265 USD
View
2 more retailers have this diamond
Prices start from $1,336 CADSave up to $431 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
$1,336 CAD