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Round|Lab Grown|IGI

1.80ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG571300298

Shape and cutting style on the report: Round brilliant

Certificate IGI LG571300298

Diamond specifications and retailer prices

From $510 CAD
$365 USD
As of November 1, 2026
Save $1,042 CAD (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,552 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG571300298 or 571300298. Listed at 11 retailers as of November 1, 2026, with prices from $510 to $1,552, a $1,042 spread on the same certified stone. MOH London lists it at $1,552. 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

1.80
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571300298
Dimensions7.91 × 7.85 × 4.75 mm
L/W Ratio1.01
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
7.91 mm7.85 mm1.80 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571300298
Side View
Table 58.0%Crown 33.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.2%

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 1
Current: $1,552 CAD|Low: $256 CAD|High: $1,609 CAD|Avg: $842 CAD|-2.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8$359 CAD
Retailer 9$397 CAD
Retailer 7$510 CAD
Retailer 2$720 CAD
Retailer 5$757 CAD
Retailer 6$809 CAD
Retailer 4$1,250 CAD
Retailer 3$1,278 CAD
MOH London$1,552 CAD

38 data points across 9 retailers

11 retailers$510 CAD to $1,552 CAD

Retailer 1
-
$320 CAD
$229 USD
Price last confirmed 34 days ago
Retailer 2
-
$372 CAD
$266 USD
View
Price last confirmed 41 days ago
Retailer 3
-
$391 CAD
$280 USD
View
Price last confirmed 34 days ago
B+
Retailer 4
-
$510 CAD
$365 USD
View
A
Retailer 5
-
$720 CAD
£406 GBP
View
A
Retailer 6
-
$757 CAD
$542 USD
View
A
Retailer 7
-
$809 CAD
$579 USD
View
B
Retailer 8
-
$1,250 CAD
$895 USD
View
Retailer 9
-
$1,275 CAD
$913 USD
View
Price last confirmed 32 days ago
B+
Retailer 10
-
$1,278 CAD
$915 USD
View
Most Expensive
B
MOH London
LG571300298 · Nov 1
$1,552 CAD
£875 GBP
View
10 more retailers have this diamond
Prices start from $510 CADSave up to $1,042 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
1.80ct Round
$510 CAD