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1.65ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG442066311

Shape and cutting style on the report: Round brilliant

Certificate IGI LG442066311

Diamond specifications and retailer prices

From $1,285 CAD
$920 USD
As of October 30, 2026
Save $4,734 CAD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,019 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.65ct lab-grown round diamond

This 1.65ct 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 LG442066311 or 442066311. Listed at 10 retailers as of October 29, 2026, with prices from $1,285 to $6,019, a $4,734 spread on the same certified stone. MOH London lists it at $6,019. 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

1.65
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442066311
Dimensions7.65 × 7.62 × 4.57 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.65 mm7.62 mm1.65 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442066311
Side View
Table 58.0%Crown 32.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.9%

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: $6,019 CAD|Low: $1,285 CAD|High: $6,067 CAD|Avg: $3,216 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2$1,285 CAD
Retailer 4$1,799 CAD
Retailer 6$2,661 CAD
Retailer 3$2,960 CAD
Retailer 5$3,672 CAD
Retailer 7$4,168 CAD
MOH London$6,019 CAD

13 data points across 7 retailers

10 retailers$1,285 CAD to $6,019 CAD

A
Cheapest Retailer
-
$1,285 CAD
$920 USD
B+
Retailer 2
-
$1,606 CAD
$1,150 USD
View
B+
Retailer 3
-
$1,748 CAD
$1,251 USD
View
B+
Retailer 4
-
$1,799 CAD
$1,288 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,863 CAD
$1,334 USD
View
Retailer 6
-
$1,863 CAD
$1,334 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$2,960 CAD
$2,119 USD
View
B
Retailer 8
-
$3,494 CAD
$2,501 USD
View
B
Retailer 9
-
$3,672 CAD
$2,629 USD
View
Most Expensive
B
MOH London
LG442066311 · Oct 29
$6,019 CAD
£3,393 GBP
View
9 more retailers have this diamond
Prices start from $1,285 CADSave up to $4,734 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
1.65ct Round
$1,285 CAD