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Round|Lab Grown|IGI

1.00ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG807658118

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807658118

Diamond specifications and retailer prices

From $191 CAD
$137 USD
As of October 29, 2026
Save $1,797 CAD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,989 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG807658118 or 807658118. Listed at 11 retailers as of October 29, 2026, with prices from $191 to $1,989, a $1,797 spread on the same certified stone. MOH London lists it at $1,989. 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

1.00
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807658118
Dimensions6.54 × 6.48 × 3.82 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.54 mm6.48 mm1.00 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG807658118
Side View
Table 62.0%Crown 33.4°Girdle: MediumPavilion 40.3°Culet: NoneDepth 58.7%

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: Oct 29
Current: $1,989 CAD|Low: $189 CAD|High: $1,989 CAD|Avg: $527 CAD|+1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 9$191 CAD
Retailer 6$222 CAD
Retailer 3$239 CAD
Retailer 8$402 CAD
Retailer 11$411 CAD
Retailer 7$443 CAD
Retailer 10$447 CAD
Retailer 5$580 CAD
Retailer 4$761 CAD
Retailer 2$805 CAD
MOH London$1,989 CAD

43 data points across 11 retailers

11 retailers$191 CAD to $1,989 CAD

A
Cheapest Retailer
-
$191 CAD
$137 USD
A
Retailer 2
-
$222 CAD
$159 USD
View
A
Retailer 3
-
$239 CAD
$171 USD
View
A
Retailer 4
-
$402 CAD
£226 GBP
View
A
Retailer 5
-
$411 CAD
$294 USD
View
A
Retailer 6
-
$443 CAD
$317 USD
View
B+
Retailer 7
-
$447 CAD
€305 EUR
View
B+
Retailer 8
-
$580 CAD
$415 USD
View
B
Retailer 9
-
$761 CAD
$545 USD
View
B
Retailer 10
-
$805 CAD
$576 USD
View
Most Expensive
C
MOH London
LG807658118 · Oct 29
$1,989 CAD
£1,121 GBP
View
10 more retailers have this diamond
Prices start from $191 CADSave up to $1,797 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
1.00ct Round
$191 CAD