Marquise|Lab Grown|IGI

1.55ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG843670563

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843670563

Diamond specifications and retailer prices

From $335 CAD
$240 USD
As of October 31, 2026
Save $1,010 CAD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,417 CAD at Brilliant Earth · As of October 12, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843670563 or 843670563. Listed at 4 retailers as of October 28, 2026, with a 301% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843670563
Dimensions11.69 × 5.96 × 3.86 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.69 mm5.96 mm1.55 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843670563
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.8%

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: Oct 31
Current: $2,417 CAD|Low: $335 CAD|High: $2,417 CAD|Avg: $1,346 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 2$335 CAD
Retailer 4$507 CAD
Retailer 5$798 CAD
Retailer 3$1,345 CAD
Brilliant Earth$2,417 CAD

8 data points across 5 retailers

4 retailers$335 CAD to $1,345 CAD

A
Cheapest Retailer
-
$335 CAD
$240 USD
Final sale: no returns
B+
Retailer 2
-
$507 CAD
$363 USD
View
B+
Retailer 3
-
$1,345 CAD
$963 USD
View
Most Expensive
Brilliant Earth
21760005A · Oct 12
$2,417 CAD
$1,730 USD
View
Price last confirmed 19 days ago
3 more retailers have this diamond
Prices start from $335 CADSave up to $1,010 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
$335 CAD