CaratHunter
Plans
Oval|Lab Grown|IGI

3.11ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG738513128

Shape and cutting style on the report: Oval polygon step cut

Certificate IGI LG738513128

Diamond specifications and retailer prices

From $4,198 CAD
$3,005 USD
As of October 26, 2026
Save $4,231 CAD (50%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,429 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 3.11ct lab-grown oval diamond

This 3.11ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG738513128 or 738513128. Listed at 3 retailers as of October 26, 2026, with prices from $4,198 to $8,429, a $4,231 spread on the same certified stone. MOH London lists it at $8,429. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.11
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle57.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG738513128
Dimensions11.63 × 7.22 × 4.49 mm
L/W Ratio1.61
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.63 mm7.22 mm3.11 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG738513128
Side View
Table 64.0%Crown 43°Girdle: Slightly ThickPavilion 57.1°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $8,429 CAD|Low: $4,198 CAD|High: $8,485 CAD|Avg: $6,850 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$4,198 CAD
Retailer 4$7,102 CAD
Retailer 2$7,563 CAD
MOH London$8,429 CAD

9 data points across 4 retailers

3 retailers$4,198 CAD to $8,429 CAD

B+
Cheapest Retailer
-
$4,198 CAD
$3,005 USD
B
Retailer 2
-
$7,563 CAD
$5,414 USD
View
Most Expensive
B
MOH London
LG738513128 · Oct 29
$8,429 CAD
£4,751 GBP
View
2 more retailers have this diamond
Prices start from $4,198 CADSave up to $4,231 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.

B+
3.11ct Oval
$4,198 CAD