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Round|Lab Grown|IGI

0.45ct H SI1 Round Lab Grown Diamond

VG • H/SI1 • IGI LG462173063

Shape and cutting style on the report: Round brilliant

Certificate IGI LG462173063

Diamond specifications and retailer prices

From $325 CAD
$232 USD
As of October 29, 2026
Save $1,296 CAD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,621 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG462173063 or 462173063. Listed at 9 retailers as of October 29, 2026, with prices from $325 to $1,621, a $1,296 spread on the same certified stone. MOH London lists it at $1,621. 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

0.45
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG462173063
Dimensions4.78 × 4.84 × 3.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Blue Nuance 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
4.78 mm4.84 mm0.45 ctH / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG462173063
Side View
Table 59.5%Crown 37.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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: $1,621 CAD|Low: $312 CAD|High: $1,632 CAD|Avg: $690 CAD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3$325 CAD
Retailer 6$376 CAD
Retailer 4$403 CAD
Retailer 7$434 CAD
Retailer 5$683 CAD
Retailer 9$686 CAD
Retailer 2$774 CAD
Retailer 8$812 CAD
MOH London$1,621 CAD

16 data points across 9 retailers

9 retailers$325 CAD to $1,621 CAD

A
Cheapest Retailer
-
$325 CAD
$232 USD
B+
Retailer 2
-
$376 CAD
$269 USD
View
B+
Retailer 3
-
$403 CAD
$288 USD
View
B+
Retailer 4
-
$403 CAD
$288 USD
View
B+
Retailer 5
-
$434 CAD
$310 USD
View
B
Retailer 6
-
$683 CAD
$488 USD
View
B
Retailer 7
-
$774 CAD
€527 EUR
View
B
Retailer 8
-
$1,293 CAD
$924 USD
View
Most Expensive
B
MOH London
LG462173063 · Oct 29
$1,621 CAD
£912 GBP
View
8 more retailers have this diamond
Prices start from $325 CADSave up to $1,296 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
0.45ct Round
$325 CAD