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Round|Lab Grown|IGI

1.61ct K SI2 Round Lab Grown Diamond

EX • K/SI2 • IGI LG445037465

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445037465

Diamond specifications and retailer prices

From $2,687 CAD
As of November 5, 2026
Save $3,155 CAD (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,877 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.61ct lab-grown round diamond

This 1.61ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445037465 or 445037465. Listed at 9 retailers as of November 5, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.61
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037465
Dimensions7.52 × 7.56 × 4.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.52 mm7.56 mm1.61 ctK / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037465
Side View
Table 55.5%Crown 31.8°GirdlePavilion 41.6°Culet: NoneDepth 62.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,877 CAD|Low: $2,580 CAD|High: $9,009 CAD|Avg: $4,798 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 4$2,687 CAD
Retailer 5$3,116 CAD
Retailer 7$3,116 CAD
Retailer 2$3,408 CAD
Retailer 8$3,986 CAD
Retailer 6$4,881 CAD
Retailer 3$5,117 CAD
Retailer 9$6,973 CAD
MOH London$8,877 CAD

38 data points across 9 retailers

9 retailers$2,687 CAD to $5,842 CAD

B
Cheapest Retailer
-
$2,687 CAD
B
Retailer 2
-
$2,923 CAD
View
B
Retailer 3
-
$3,116 CAD
View
Retailer 4
-
$3,116 CAD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$3,408 CAD
View
B
Retailer 6
-
$4,881 CAD
View
C
Retailer 7
-
$5,117 CAD
View
C
Retailer 8
-
$5,842 CAD
View
Most Expensive
MOH London
LG445037465 · Nov 5
$8,877 CAD
£5,005 GBP
View
Price under review
8 more retailers have this diamond
Prices start from $2,687 CADSave up to $3,155 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.

B
1.61ct Round
$2,687 CAD