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Round|Lab Grown|IGI

1.73ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG528234086

Shape and cutting style on the report: Round brilliant

Certificate IGI LG528234086

Diamond specifications and retailer prices

From $472 CAD
$338 USD
As of October 29, 2026
Save $3,719 CAD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,191 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG528234086 or 528234086. Listed at 18 retailers as of October 29, 2026, with prices from $472 to $4,191, a $3,719 spread on the same certified stone. Do Amore Diamonds lists it at $4,191. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528234086
Dimensions7.67 × 7.72 × 4.80 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.67 mm7.72 mm1.73 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528234086
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 41.5°Culet: NoneDepth 62.3%

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 29
Current: $4,191 CAD|Low: $472 CAD|High: $4,191 CAD|Avg: $1,436 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 17$472 CAD
Retailer 15$548 CAD
Retailer 4$585 CAD
Retailer 14$585 CAD
Retailer 13$617 CAD
Retailer 18$711 CAD
Retailer 2$796 CAD
Retailer 16$1,059 CAD
Retailer 9$1,095 CAD
Retailer 12$1,096 CAD
Retailer 10$1,210 CAD
Retailer 11$1,299 CAD
Retailer 5$1,715 CAD
Retailer 8$1,914 CAD
Retailer 3$2,076 CAD
Retailer 6$2,293 CAD
Retailer 7$2,535 CAD
Do Amore Diamonds$4,191 CAD

13 data points across 18 retailers

18 retailers$472 CAD to $4,191 CAD

A
Cheapest Retailer
-
$472 CAD
$338 USD
A
Retailer 2
-
$548 CAD
$392 USD
View
A
Retailer 3
-
$585 CAD
$419 USD
View
A
Retailer 4
-
$585 CAD
$419 USD
View
B+
Retailer 5
-
$617 CAD
$442 USD
View
A
Retailer 6
-
$711 CAD
$509 USD
View
A
Retailer 7
-
$796 CAD
$570 USD
View
A
Retailer 8
-
$1,059 CAD
$758 USD
View
A
Retailer 9
-
$1,095 CAD
$784 USD
View
A
Retailer 10
-
$1,096 CAD
£618 GBP
View
A
Retailer 11
-
$1,210 CAD
$866 USD
View
A
Retailer 12
-
$1,299 CAD
$930 USD
View
A
Retailer 13
-
$1,715 CAD
$1,228 USD
View
A
Retailer 14
-
$1,914 CAD
$1,370 USD
View
A
Retailer 15
-
$2,076 CAD
$1,486 USD
View
B+
Retailer 16
-
$2,293 CAD
$1,642 USD
View
B+
Retailer 17
-
$2,535 CAD
£1,429 GBP
View
Most Expensive
B
Do Amore Diamonds
27-D15A711C1 · Oct 31
$4,191 CAD
$3,000 USD
View
17 more retailers have this diamond
Prices start from $472 CADSave up to $3,719 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
$472 CAD