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0.73ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG490174721

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490174721

Diamond specifications and retailer prices

From $393 CAD
$281 USD
As of October 29, 2026
Save $913 CAD (70%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,306 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490174721 or 490174721. Listed at 4 retailers as of October 26, 2026, with prices from $393 to $1,306, a $913 spread on the same certified stone. MOH London lists it at $1,306. 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

0.73
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490174721
Dimensions5.73 × 5.76 × 3.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.73 mm5.76 mm0.73 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490174721
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

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: $1,306 CAD|Low: $393 CAD|High: $1,321 CAD|Avg: $788 CAD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 4$393 CAD
Retailer 2$469 CAD
Retailer 3$507 CAD
Retailer 5$1,302 CAD
MOH London$1,306 CAD

16 data points across 5 retailers

4 retailers$393 CAD to $1,306 CAD

A
Cheapest Retailer
-
$393 CAD
$281 USD
A
Retailer 2
-
$469 CAD
€319 EUR
View
B+
Retailer 3
-
$507 CAD
$362 USD
View
Most Expensive
B
MOH London
LG490174721 · Oct 26
$1,306 CAD
£735 GBP
View
3 more retailers have this diamond
Prices start from $393 CADSave up to $913 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
0.73ct Round
$393 CAD