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Marquise|Lab Grown|IGI

1.17ct E SI1 Marquise Lab Grown Diamond

VG • E/SI1 • IGI LG845669343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845669343

Diamond specifications and retailer prices

From $236 CAD
As of November 4, 2026
Save $990 CAD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,226 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.17ct lab-grown marquise diamond

This 1.17ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG845669343 or 845669343. Listed at 14 retailers as of November 4, 2026, with prices from $236 to $1,226, a $990 spread on the same certified stone. MOH London lists it at $1,226. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.17
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.8°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845669343
Dimensions10.52 × 5.47 × 3.58 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.52 mm5.47 mm1.17 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG845669343
Side View
Table 63.0%Crown 33.8°Girdle: STK-THKPavilion 42°Culet: NoneDepth 65.4%

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 4
Current: $1,226 CAD|Low: $212 CAD|High: $1,226 CAD|Avg: $509 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 11$212 CAD
Retailer 12$236 CAD
Retailer 4$303 CAD
Retailer 6$338 CAD
Retailer 10$447 CAD
Retailer 2$452 CAD
Retailer 13$480 CAD
Retailer 7$511 CAD
Retailer 5$531 CAD
Retailer 8$680 CAD
Retailer 9$859 CAD
Retailer 3$869 CAD
MOH London$1,226 CAD

12 data points across 13 retailers

14 retailers$236 CAD to $1,226 CAD

Retailer 1
-
$212 CAD
Price last confirmed 14 days ago
A
Retailer 2
-
$236 CAD
View
Final sale: no returns
B+
Retailer 3
-
$303 CAD
View
A
Retailer 4
-
$338 CAD
View
Retailer 5
-
$447 CAD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$452 CAD
View
B+
Retailer 7
-
$480 CAD
View
B+
Retailer 8
-
$511 CAD
View
Retailer 9
-
$531 CAD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$680 CAD
View
Retailer 11
-
$859 CAD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$869 CAD
View
B
Retailer 13
-
$950 CAD
View
Most Expensive
B
MOH London
LG845669343 · Nov 4
$1,226 CAD
£691 GBP
View
13 more retailers have this diamond
Prices start from $236 CADSave up to $990 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
1.17ct Marquise
$236 CAD