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Marquise|Lab Grown|IGI

1.55ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG802628607

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802628607

Diamond specifications and retailer prices

From $360 CAD
$258 USD
As of November 1, 2026
Save $1,204 CAD (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,565 CAD at Brilliant Earth · As of October 31, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802628607 or 802628607. Listed at 4 retailers as of October 31, 2026, with prices from $360 to $1,565, a $1,204 spread on the same certified stone. Brilliant Earth lists it at $1,565. 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 angle36.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802628607
Dimensions11.84 × 5.90 × 3.82 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.84 mm5.90 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802628607
Side View
Table 61.0%Crown 36.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,565 CAD|Low: $360 CAD|High: $1,998 CAD|Avg: $1,065 CAD|-21.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4$360 CAD
Retailer 8$669 CAD
Retailer 9$673 CAD
Retailer 7$711 CAD
Retailer 5$747 CAD
Retailer 2$772 CAD
Retailer 11$1,192 CAD
Retailer 10$1,289 CAD
Retailer 6$1,413 CAD
Brilliant Earth$1,565 CAD
Retailer 3$1,748 CAD

36 data points across 11 retailers

4 retailers$360 CAD to $1,565 CAD

A
Cheapest Retailer
-
$360 CAD
$258 USD
Final sale: no returns
A
Retailer 2
-
$772 CAD
£435 GBP
View
Retailer 3
-
$1,289 CAD
$923 USD
View
Price last confirmed 77 days ago
Most Expensive
B+
Brilliant Earth
19921177A · Oct 31
$1,565 CAD
$1,120 USD
View
3 more retailers have this diamond
Prices start from $360 CADSave up to $1,204 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
$360 CAD