Round|Lab Grown|IGI

1.05ct H SI1 Round Lab Grown Diamond

GD • H/SI1 • IGI LG818650076

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818650076

Diamond specifications and retailer prices

From $182 CAD
$130 USD
As of October 26, 2026
Save $1,694 CAD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,875 CAD at MOH London · As of October 26, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG818650076 or 818650076. Listed at 15 retailers as of October 26, 2026, with prices from $182 to $1,875, a $1,694 spread on the same certified stone. MOH London lists it at $1,875. 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

1.05
Carat
H
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818650076
Dimensions6.68 × 6.60 × 2.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
6.68 mm6.60 mm1.05 ctH / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG818650076
Side View
Table 69.0%Crown 35°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 56.3%

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: Oct 26
Current: $1,875 CAD|Low: $190 CAD|High: $1,875 CAD|Avg: $682 CAD|+57.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 6$201 CAD
Retailer 9$217 CAD
Retailer 11$251 CAD
Retailer 10$268 CAD
Retailer 8$305 CAD
Retailer 7$397 CAD
Retailer 5$415 CAD
Retailer 4$761 CAD
Retailer 3$1,090 CAD
Retailer 2$1,353 CAD
MOH London$1,875 CAD

22 data points across 11 retailers

15 retailers$182 CAD to $1,875 CAD

Retailer 1
-
$170 CAD
$122 USD
Price last confirmed 15 days ago
B+
Retailer 2
-
$182 CAD
$130 USD
View
Retailer 3
-
$217 CAD
$155 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$225 CAD
$161 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$251 CAD
$180 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$268 CAD
$192 USD
View
Price last confirmed 28 days ago
B
Retailer 7
-
$305 CAD
$218 USD
View
B+
Retailer 8
-
$397 CAD
€271 EUR
View
B+
Retailer 9
-
$415 CAD
$297 USD
View
Retailer 10
-
$524 CAD
$375 USD
View
Price last confirmed 9 days ago
Retailer 11
-
$679 CAD
$486 USD
View
Price last confirmed 16 days ago
B+
Retailer 12
-
$761 CAD
$545 USD
View
Retailer 13
-
$862 CAD
$617 USD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$1,353 CAD
$969 USD
View
Most Expensive
B
MOH London
LG818650076 · Oct 26
$1,875 CAD
£1,057 GBP
View
14 more retailers have this diamond
Prices start from $182 CADSave up to $1,694 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+
1.05ct Round
$182 CAD