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Oval|Lab Grown|IGI

1.00ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG825615211

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825615211

Diamond specifications and retailer prices

From $407 CAD
As of November 6, 2026
Save $840 CAD (67%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,247 CAD at MOH London · As of November 4, 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG825615211 or 825615211. Listed at 4 retailers as of November 4, 2026, with prices from $407 to $1,247, a $840 spread on the same certified stone. MOH London lists it at $1,247. 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

1.00
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825615211
Dimensions8.22 × 5.38 × 3.38 mm
L/W Ratio1.53
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm5.38 mm1.00 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825615211
Side View
Table 62.0%Crown 33.3°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,247 CAD|Low: $405 CAD|High: $1,258 CAD|Avg: $620 CAD|+1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$407 CAD
Retailer 2$461 CAD
Retailer 5$474 CAD
Retailer 3$489 CAD
MOH London$1,247 CAD

39 data points across 5 retailers

4 retailers$407 CAD to $1,247 CAD

A
Cheapest Retailer
-
$407 CAD
B+
Retailer 2
-
$461 CAD
View
B+
Retailer 3
-
$489 CAD
View
Most Expensive
B
MOH London
LG825615211 · Nov 4
$1,247 CAD
£698 GBP
View
3 more retailers have this diamond
Prices start from $407 CADSave up to $840 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
$407 CAD