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Marquise|Lab Grown|IGI

1.57ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG797619583

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797619583

Diamond specifications and retailer prices

From $1,300 CAD
As of October 30, 2026
Save $433 CAD (25%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,732 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.57ct lab-grown marquise diamond

This 1.57ct 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 LG797619583 or 797619583. Listed at 3 retailers as of October 30, 2026, with prices from $1,300 to $1,732, a $433 spread on the same certified stone. Brilliant Earth lists it at $1,732. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797619583
Dimensions11.59 × 6.07 × 3.91 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.59 mm6.07 mm1.57 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797619583
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 64.4%

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: $1,732 CAD|Low: $686 CAD|High: $2,291 CAD|Avg: $1,310 CAD|-24.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
August 3, 2026
Retailer 5$687 CAD
Retailer 6$890 CAD
Retailer 4$915 CAD
Retailer 9$922 CAD
Retailer 3$1,300 CAD
Retailer 8$1,692 CAD
Retailer 7$1,711 CAD
Retailer 2$1,720 CAD
Brilliant Earth$1,732 CAD
Retailer 10$1,756 CAD

19 data points across 10 retailers

3 retailers$1,300 CAD to $1,732 CAD

B+
Cheapest Retailer
-
$1,300 CAD
B
Retailer 2
-
$1,720 CAD
$1,231 USD
View
Most Expensive
B
Brilliant Earth
19861489Y · Oct 30
$1,732 CAD
$1,240 USD
View
2 more retailers have this diamond
Prices start from $1,300 CADSave up to $433 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+
1.57ct Marquise
$1,300 CAD