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Round|Lab Grown|IGI

1.56ct K SI1 Round Lab Grown Diamond

ID • K/SI1 • IGI LG497155948

Shape and cutting style on the report: Round brilliant

Certificate IGI LG497155948

Diamond specifications and retailer prices

From $1,355 CAD
As of November 5, 2026
Save $3,961 CAD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,316 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.56ct lab-grown round diamond

This 1.56ct 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 LG497155948 or 497155948. Listed at 10 retailers as of November 5, 2026, with prices from $1,355 to $5,316, a $3,961 spread on the same certified stone. MOH London lists it at $5,316. 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

1.56
Carat
K
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497155948
Dimensions7.40 × 7.46 × 4.55 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
7.40 mm7.46 mm1.56 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497155948
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.3%

Caratlytics Score

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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: $5,316 CAD|Low: $1,300 CAD|High: $5,403 CAD|Avg: $2,571 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5$1,355 CAD
Retailer 6$1,571 CAD
Retailer 8$1,571 CAD
Retailer 2$1,719 CAD
Retailer 3$1,816 CAD
Retailer 9$2,303 CAD
Retailer 7$2,512 CAD
Retailer 4$3,387 CAD
MOH London$5,316 CAD

40 data points across 9 retailers

10 retailers$1,355 CAD to $5,316 CAD

A
Cheapest Retailer
-
$1,355 CAD
A
Retailer 2
-
$1,475 CAD
View
A
Retailer 3
-
$1,571 CAD
View
Retailer 4
-
$1,571 CAD
View
Price last confirmed 25 days ago
A
Retailer 5
-
$1,719 CAD
View
B+
Retailer 6
-
$1,816 CAD
View
B+
Retailer 7
-
$2,512 CAD
View
B
Retailer 8
-
$2,945 CAD
View
B
Retailer 9
-
$3,387 CAD
View
Most Expensive
B
MOH London
LG497155948 · Nov 5
$5,316 CAD
£2,997 GBP
View
9 more retailers have this diamond
Prices start from $1,355 CADSave up to $3,961 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
1.56ct Round
$1,355 CAD