CaratHunter
Plans
Round|Lab Grown|IGI

1.05ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG600367389

Shape and cutting style on the report: Round brilliant

Certificate IGI LG600367389

Diamond specifications and retailer prices

From $205 CAD
As of November 5, 2026
Save $980 CAD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,185 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG600367389 or 600367389. Listed at 14 retailers as of November 4, 2026, with prices from $205 to $1,185, a $980 spread on the same certified stone. MOH London lists it at $1,185. 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

1.05
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600367389
Dimensions6.61 × 6.58 × 3.97 mm
L/W Ratio1.00
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
6.61 mm6.58 mm1.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600367389
Side View
Table 59.0%Crown 33.2°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,185 CAD|Low: $205 CAD|High: $1,334 CAD|Avg: $580 CAD|-11.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3$205 CAD
Retailer 12$237 CAD
Retailer 11$254 CAD
Retailer 9$406 CAD
Retailer 2$430 CAD
Retailer 7$468 CAD
Retailer 5$490 CAD
Retailer 4$559 CAD
Retailer 6$702 CAD
Retailer 10$816 CAD
Retailer 8$862 CAD
MOH London$1,185 CAD

44 data points across 12 retailers

14 retailers$205 CAD to $1,185 CAD

A
Cheapest Retailer
-
$205 CAD
A
Retailer 2
-
$237 CAD
View
A
Retailer 3
-
$254 CAD
View
A
Retailer 4
-
$254 CAD
View
Final sale: no returns
Retailer 5
-
$282 CAD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$406 CAD
View
A
Retailer 7
-
$430 CAD
View
B+
Retailer 8
-
$468 CAD
View
A
Retailer 9
-
$490 CAD
View
B+
Retailer 10
-
$559 CAD
View
B+
Retailer 11
-
$702 CAD
View
B
Retailer 12
-
$816 CAD
View
B
Retailer 13
-
$862 CAD
View
Most Expensive
B
MOH London
LG600367389 · Nov 4
$1,185 CAD
£668 GBP
View
13 more retailers have this diamond
Prices start from $205 CADSave up to $980 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
1.05ct Round
$205 CAD