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Round|Lab Grown|IGI

1.54ct K SI1 Round Lab Grown Diamond

ID • K/SI1 • IGI LG492123586

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123586

Diamond specifications and retailer prices

From $1,338 CAD
As of November 5, 2026
Save $3,912 CAD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,250 CAD at MOH London · As of November 5, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492123586 or 492123586. Listed at 9 retailers as of November 5, 2026, with prices from $1,338 to $5,250, a $3,912 spread on the same certified stone. MOH London lists it at $5,250. 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
K
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123586
Dimensions7.35 × 7.37 × 4.60 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
7.35 mm7.37 mm1.54 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123586
Side View
Table 55.0%Crown 35.6°Girdle: MED-STKPavilion 40.4°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: Nov 5
Current: $5,250 CAD|Low: $1,338 CAD|High: $5,333 CAD|Avg: $2,844 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$1,338 CAD
Retailer 5$1,552 CAD
Retailer 2$1,795 CAD
Retailer 7$2,278 CAD
Retailer 6$2,482 CAD
Retailer 3$3,345 CAD
MOH London$5,250 CAD

17 data points across 7 retailers

9 retailers$1,338 CAD to $5,250 CAD

A
Cheapest Retailer
-
$1,338 CAD
A
Retailer 2
-
$1,455 CAD
View
Retailer 3
-
$1,552 CAD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$1,552 CAD
View
B+
Retailer 5
-
$1,795 CAD
View
B+
Retailer 6
-
$2,482 CAD
View
B
Retailer 7
-
$3,345 CAD
View
B
Retailer 8
-
$4,364 CAD
View
Most Expensive
B
MOH London
LG492123586 · Nov 5
$5,250 CAD
£2,960 GBP
View
8 more retailers have this diamond
Prices start from $1,338 CADSave up to $3,912 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
$1,338 CAD