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Round|Lab Grown|IGI

1.54ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG485136600

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485136600

Diamond specifications and retailer prices

From $1,201 CAD
$860 USD
As of October 30, 2026
Save $5,034 CAD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,236 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485136600 or 485136600. Listed at 11 retailers as of October 29, 2026, with prices from $1,201 to $6,236, a $5,034 spread on the same certified stone. MOH London lists it at $6,236. 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

1.54
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485136600
Dimensions7.34 × 7.29 × 4.62 mm
L/W Ratio1.01
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
7.34 mm7.29 mm1.54 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485136600
Side View
Table 55.5%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.1%

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 30
Current: $6,236 CAD|Low: $1,201 CAD|High: $6,286 CAD|Avg: $2,882 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2$1,201 CAD
Retailer 3$1,664 CAD
Retailer 6$1,863 CAD
Retailer 4$1,931 CAD
Retailer 7$2,172 CAD
Retailer 9$2,737 CAD
Retailer 5$3,063 CAD
Retailer 8$3,698 CAD
MOH London$6,236 CAD

15 data points across 9 retailers

11 retailers$1,201 CAD to $6,236 CAD

A
Cheapest Retailer
-
$1,201 CAD
$860 USD
B+
Retailer 2
-
$1,664 CAD
$1,191 USD
View
B+
Retailer 3
-
$1,810 CAD
$1,296 USD
View
B+
Retailer 4
-
$1,863 CAD
$1,334 USD
View
Final sale: no returns
Retailer 5
-
$1,931 CAD
$1,382 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$1,931 CAD
$1,382 USD
View
B+
Retailer 7
-
$2,172 CAD
$1,555 USD
View
B
Retailer 8
-
$3,063 CAD
$2,193 USD
View
B
Retailer 9
-
$3,618 CAD
$2,590 USD
View
B
Retailer 10
-
$3,698 CAD
$2,647 USD
View
Most Expensive
B
MOH London
LG485136600 · Oct 29
$6,236 CAD
£3,515 GBP
View
10 more retailers have this diamond
Prices start from $1,201 CADSave up to $5,034 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
1.54ct Round
$1,201 CAD