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Oval|Lab Grown|IGI

1.00ct E I1 Oval Lab Grown Diamond

ID • E/I1 • IGI LG551275781

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG551275781

Diamond specifications and retailer prices

From $280 CAD
$200 USD
As of October 28, 2026
Save $1,179 CAD (81%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,459 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval 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 LG551275781 or 551275781. Listed at 5 retailers as of October 28, 2026, with prices from $280 to $1,459, a $1,179 spread on the same certified stone. MOH London lists it at $1,459. 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 angle35°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551275781
Dimensions8.05 × 5.60 × 3.54 mm
L/W Ratio1.44
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.
Top View
8.05 mm5.60 mm1.00 ctE / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551275781
Side View
Table 57.0%Crown 35°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 63.2%

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: Oct 28
Current: $1,459 CAD|Low: $277 CAD|High: $1,459 CAD|Avg: $609 CAD|+1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 3$280 CAD
Retailer 2$381 CAD
Retailer 5$448 CAD
Retailer 4$603 CAD
MOH London$1,459 CAD

14 data points across 5 retailers

5 retailers$280 CAD to $1,459 CAD

A
Cheapest Retailer
-
$280 CAD
$200 USD
B+
Retailer 2
-
$381 CAD
$272 USD
View
A
Retailer 3
-
$448 CAD
HK$2,500 HKD
View
A
Retailer 4
-
$603 CAD
$431 USD
View
Most Expensive
B+
MOH London
LG551275781 · Oct 29
$1,459 CAD
£821 GBP
View
4 more retailers have this diamond
Prices start from $280 CADSave up to $1,179 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 Oval
$280 CAD