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Round|Lab Grown|IGI

0.54ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG407915209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407915209

Diamond specifications and retailer prices

From $336 CAD
$240 USD
As of October 29, 2026
Save $1,342 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,678 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.54ct lab-grown round diamond

This 0.54ct lab-grown round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407915209 or 407915209. Listed at 11 retailers as of October 29, 2026, with prices from $336 to $1,678, a $1,342 spread on the same certified stone. MOH London lists it at $1,678. 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

0.54
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407915209
Dimensions5.38 × 5.33 × 3.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
5.38 mm5.33 mm0.54 ctJ / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407915209
Side View
Table 57.5%Crown 31.6°Girdle: MediumPavilion 40.3°Culet: NoneDepth 58.6%

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: $1,678 CAD|Low: $322 CAD|High: $1,689 CAD|Avg: $752 CAD|+0.5%
MOH London
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 7$336 CAD
Retailer 12$376 CAD
Retailer 3$389 CAD
Retailer 9$417 CAD
Retailer 11$417 CAD
Retailer 8$490 CAD
Retailer 10$703 CAD
Retailer 5$707 CAD
Retailer 2$798 CAD
Retailer 4$834 CAD
Retailer 13$1,339 CAD
Retailer 6$1,344 CAD
MOH London$1,678 CAD

20 data points across 13 retailers

11 retailers$336 CAD to $1,678 CAD

A
Cheapest Retailer
-
$336 CAD
$240 USD
B+
Retailer 2
-
$376 CAD
$269 USD
View
Final sale: no returns
B+
Retailer 3
-
$389 CAD
$278 USD
View
B+
Retailer 4
-
$417 CAD
$298 USD
View
B+
Retailer 5
-
$417 CAD
$298 USD
View
B+
Retailer 6
-
$490 CAD
$350 USD
View
B+
Retailer 7
-
$703 CAD
$502 USD
View
B+
Retailer 8
-
$798 CAD
€543 EUR
View
B
Retailer 9
-
$1,339 CAD
$957 USD
View
B
Retailer 10
-
$1,344 CAD
$960 USD
View
Most Expensive
B
MOH London
LG407915209 · Oct 29
$1,678 CAD
£944 GBP
View
10 more retailers have this diamond
Prices start from $336 CADSave up to $1,342 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
0.54ct Round
$336 CAD