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1.63ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG425065182

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425065182

Diamond specifications and retailer prices

From $1,591 CAD
$1,137 USD
As of October 29, 2026
Save $4,369 CAD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,960 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.63ct lab-grown round diamond

This 1.63ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425065182 or 425065182. Listed at 10 retailers as of October 29, 2026, with prices from $1,591 to $5,960, a $4,369 spread on the same certified stone. MOH London lists it at $5,960. 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

1.63
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425065182
Dimensions7.57 × 7.54 × 4.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.57 mm7.54 mm1.63 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425065182
Side View
Table 54.5%Crown 34.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.6%

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: $5,960 CAD|Low: $1,624 CAD|High: $5,999 CAD|Avg: $2,856 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 2$1,624 CAD
Retailer 4$1,731 CAD
Retailer 5$1,782 CAD
Retailer 9$1,983 CAD
Retailer 8$2,484 CAD
Retailer 7$2,638 CAD
Retailer 3$2,932 CAD
Retailer 6$3,636 CAD
Retailer 10$4,127 CAD
MOH London$5,960 CAD

10 data points across 10 retailers

10 retailers$1,591 CAD to $5,960 CAD

A
Cheapest Retailer
-
$1,591 CAD
$1,137 USD
A
Retailer 2
-
$1,624 CAD
$1,160 USD
View
A
Retailer 3
-
$1,731 CAD
$1,237 USD
View
A
Retailer 4
-
$1,782 CAD
$1,273 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,845 CAD
$1,318 USD
View
Retailer 6
-
$1,845 CAD
$1,318 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$2,932 CAD
$2,095 USD
View
B
Retailer 8
-
$3,458 CAD
$2,471 USD
View
B
Retailer 9
-
$3,636 CAD
$2,598 USD
View
Most Expensive
B
MOH London
LG425065182 · Oct 29
$5,960 CAD
£3,353 GBP
View
9 more retailers have this diamond
Prices start from $1,591 CADSave up to $4,369 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
1.63ct Round
$1,591 CAD