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Round|Lab Grown|IGI

1.01ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG455035513

Shape and cutting style on the report: Round brilliant

Certificate IGI LG455035513

Diamond specifications and retailer prices

From $994 CAD
$710 USD
As of October 29, 2026
Save $4,225 CAD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,219 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG455035513 or 455035513. Listed at 13 retailers as of October 29, 2026, with prices from $994 to $5,219, a $4,225 spread on the same certified stone. MOH London lists it at $5,219. 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

1.01
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG455035513
Dimensions6.39 × 6.42 × 4.01 mm
L/W Ratio1.00
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
6.39 mm6.42 mm1.01 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG455035513
Side View
Table 57.0%Crown 34.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.5%

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: $5,219 CAD|Low: $994 CAD|High: $5,261 CAD|Avg: $2,185 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
Retailer 14
October 29, 2026
Retailer 10$994 CAD
Retailer 9$1,320 CAD
Retailer 5$1,436 CAD
Retailer 4$1,478 CAD
Retailer 11$1,531 CAD
Retailer 13$1,531 CAD
Retailer 2$1,777 CAD
Retailer 6$1,777 CAD
Retailer 14$1,968 CAD
Retailer 12$2,451 CAD
Retailer 7$2,632 CAD
Retailer 8$3,299 CAD
Retailer 3$4,304 CAD
MOH London$5,219 CAD

43 data points across 14 retailers

13 retailers$994 CAD to $5,219 CAD

A
Cheapest Retailer
-
$994 CAD
$710 USD
A
Retailer 2
-
$1,320 CAD
$943 USD
View
B+
Retailer 3
-
$1,436 CAD
$1,026 USD
View
B+
Retailer 4
-
$1,478 CAD
$1,056 USD
View
Final sale: no returns
Retailer 5
-
$1,531 CAD
$1,094 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$1,531 CAD
$1,094 USD
View
B+
Retailer 7
-
$1,777 CAD
£1,000 GBP
View
B+
Retailer 8
-
$1,777 CAD
$1,270 USD
View
B
Retailer 9
-
$2,451 CAD
$1,751 USD
View
B
Retailer 10
-
$2,632 CAD
€1,791 EUR
View
B
Retailer 11
-
$3,299 CAD
$2,357 USD
View
B
Retailer 12
-
$4,304 CAD
$3,075 USD
View
Most Expensive
B
MOH London
LG455035513 · Oct 29
$5,219 CAD
£2,936 GBP
View
12 more retailers have this diamond
Prices start from $994 CADSave up to $4,225 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
1.01ct Round
$994 CAD