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Round|Lab Grown|IGI

1.73ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG632499250

Shape and cutting style on the report: Round brilliant

Certificate IGI LG632499250

Diamond specifications and retailer prices

From $287 CAD
$205 USD
As of October 29, 2026
Save $2,792 CAD (91%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,079 CAD at Jared · As of October 28, 2026
View at Jared

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG632499250 or 632499250. Listed at 11 retailers as of October 28, 2026, with prices from $287 to $3,079, a $2,792 spread on the same certified stone. Jared lists it at $3,079. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.73
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632499250
Dimensions7.70 × 7.75 × 4.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.70 mm7.75 mm1.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632499250
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

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 29
Current: $682 CAD|Low: $241 CAD|High: $2,855 CAD|Avg: $1,096 CAD|-1.7%
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
October 29, 2026
Retailer 12$287 CAD
Retailer 13$325 CAD
Retailer 11$333 CAD
Retailer 10$614 CAD
Retailer 1$682 CAD
Retailer 4$765 CAD
Retailer 5$848 CAD
Retailer 3$885 CAD
Retailer 7$1,149 CAD
Retailer 8$1,264 CAD
Retailer 6$1,577 CAD
Retailer 2$2,043 CAD
Retailer 9$2,757 CAD

35 data points across 13 retailers

11 retailers$287 CAD to $3,079 CAD

A
Cheapest Retailer
-
$287 CAD
$205 USD
A
Retailer 2
-
$325 CAD
$232 USD
View
Final sale: no returns
A
Retailer 3
-
$333 CAD
$238 USD
View
B+
Retailer 4
-
$614 CAD
$439 USD
View
A
Retailer 5
-
$682 CAD
£384 GBP
View
B+
Retailer 6
-
$1,149 CAD
$821 USD
View
B+
Retailer 7
-
$1,264 CAD
$903 USD
View
B
Retailer 8
-
$1,577 CAD
£887 GBP
View
B
Retailer 9
-
$2,043 CAD
$1,460 USD
View
B
Retailer 10
-
$2,757 CAD
$1,970 USD
View
Most Expensive
B
Jared
151375966 · Oct 28
$3,079 CAD
$2,200 USD
View
10 more retailers have this diamond
Prices start from $287 CADSave up to $2,792 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 Round
$287 CAD