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Round|Lab Grown|IGI

1.00ct E I1 Round Lab Grown Diamond

ID • E/I1 • IGI LG780676130

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780676130

Diamond specifications and retailer prices

From $411 CAD
€280 EUR
As of October 29, 2026
Save $1,534 CAD (79%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,944 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 E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG780676130 or 780676130. Listed at 4 retailers as of October 29, 2026, with prices from $411 to $1,944, a $1,534 spread on the same certified stone. MOH London lists it at $1,944. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780676130
Dimensions6.42 × 6.45 × 3.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.42 mm6.45 mm1.00 ctE / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780676130
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.6%

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: $1,944 CAD|Low: $402 CAD|High: $1,957 CAD|Avg: $920 CAD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 2$411 CAD
Retailer 3$437 CAD
Retailer 4$680 CAD
MOH London$1,944 CAD

12 data points across 4 retailers

4 retailers$411 CAD to $1,944 CAD

A
Cheapest Retailer
-
$411 CAD
€280 EUR
A
Retailer 2
-
$437 CAD
$313 USD
View
B+
Retailer 3
-
$680 CAD
$487 USD
View
Most Expensive
B
MOH London
LG780676130 · Oct 29
$1,944 CAD
£1,096 GBP
View
3 more retailers have this diamond
Prices start from $411 CADSave up to $1,534 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
$411 CAD