CaratHunter
Plans
Oval|Lab Grown|IGI

1.66ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG445037333

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037333

Diamond specifications and retailer prices

From $2,647 CAD
As of November 5, 2026
Save $6,099 CAD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,746 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval 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 LG445037333 or 445037333. Listed at 8 retailers as of November 5, 2026, with prices from $2,647 to $8,746, a $6,099 spread on the same certified stone. MOH London lists it at $8,746. 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

1.66
Carat
K
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037333
Dimensions9.30 × 6.72 × 4.20 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
9.30 mm6.72 mm1.66 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037333
Side View
Table 57.0%Crown 33.3°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,746 CAD|Low: $2,542 CAD|High: $8,887 CAD|Avg: $4,885 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 3$2,647 CAD
Retailer 7$2,881 CAD
Retailer 4$3,071 CAD
Retailer 8$3,940 CAD
Retailer 5$4,813 CAD
Retailer 2$5,043 CAD
Retailer 6$5,756 CAD
Retailer 9$6,873 CAD
MOH London$8,746 CAD

14 data points across 9 retailers

8 retailers$2,647 CAD to $8,746 CAD

B+
Cheapest Retailer
-
$2,647 CAD
B+
Retailer 2
-
$2,881 CAD
View
B
Retailer 3
-
$3,071 CAD
View
Retailer 4
-
$3,071 CAD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$4,813 CAD
View
B
Retailer 6
-
$5,043 CAD
View
B
Retailer 7
-
$5,756 CAD
View
Most Expensive
B
MOH London
LG445037333 · Nov 5
$8,746 CAD
£4,896 GBP
View
7 more retailers have this diamond
Prices start from $2,647 CADSave up to $6,099 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+
1.66ct Oval
$2,647 CAD