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Marquise|Lab Grown|IGI

1.73ct E VVS1 Marquise Lab Grown Diamond

VG • E/VVS1 • IGI LG838605703

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838605703

Diamond specifications and retailer prices

From $417 CAD
$298 USD
As of October 27, 2026
Save $2,039 CAD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,456 CAD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG838605703 or 838605703. Listed at 10 retailers as of October 27, 2026, with prices from $417 to $2,456, a $2,039 spread on the same certified stone. Rare Carat lists it at $2,456. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.73
Carat
E
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838605703
Dimensions12.30 × 6.33 × 3.81 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.30 mm6.33 mm1.73 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG838605703
Side View
Table 62.0%Crown 37.1°Girdle: MED-STKPavilion 39°Culet: NoneDepth 60.2%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: $2,456 CAD|Low: $417 CAD|High: $2,456 CAD|Avg: $1,040 CAD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 5$417 CAD
Retailer 4$483 CAD
Retailer 3$550 CAD
Retailer 9$735 CAD
Retailer 8$845 CAD
Retailer 6$893 CAD
Retailer 7$1,589 CAD
Retailer 10$1,661 CAD
Retailer 2$2,083 CAD
Rare Carat$2,456 CAD

7 data points across 10 retailers

10 retailers$417 CAD to $2,456 CAD

A
Cheapest Retailer
-
$417 CAD
$298 USD
A
Retailer 2
-
$483 CAD
$345 USD
View
A
Retailer 3
-
$550 CAD
£309 GBP
View
A
Retailer 4
-
$735 CAD
$525 USD
View
A
Retailer 5
-
$845 CAD
$604 USD
View
A
Retailer 6
-
$893 CAD
$638 USD
View
B+
Retailer 7
-
$1,589 CAD
$1,135 USD
View
B+
Retailer 8
-
$1,661 CAD
$1,187 USD
View
B
Retailer 9
-
$2,083 CAD
£1,172 GBP
View
Most Expensive
B
Rare Carat
ME-833-77 · Oct 28
$2,456 CAD
$1,755 USD
View
9 more retailers have this diamond
Prices start from $417 CADSave up to $2,039 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
1.73ct Marquise
$417 CAD