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Oval|Lab Grown|IGI

1.11ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG836639223

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836639223

Diamond specifications and retailer prices

From £245 GBP
$328 USD
As of October 30, 2026
Save £1,069 GBP (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,314 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.11ct lab-grown oval diamond

This 1.11ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836639223 or 836639223. Listed at 7 retailers as of October 29, 2026, with prices from £245 to £1,314, a £1,069 spread on the same certified stone. Brilliant Earth lists it at £1,314. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.11
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836639223
Dimensions8.60 × 5.83 × 3.52 mm
L/W Ratio1.48
Girdle conditionFaceted
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
8.60 mm5.83 mm1.11 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836639223
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,314 GBP|Low: £245 GBP|High: £1,321 GBP|Avg: £638 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6£245 GBP
Retailer 8£328 GBP
Retailer 2£331 GBP
Retailer 4£491 GBP
Retailer 5£622 GBP
Retailer 3£851 GBP
Retailer 7£899 GBP
Brilliant Earth£1,314 GBP

32 data points across 8 retailers

7 retailers£245 GBP to £1,314 GBP

B+
Cheapest Retailer
-
£245 GBP
$328 USD
A
Retailer 2
-
£331 GBP
View
B+
Retailer 3
-
£491 GBP
$658 USD
View
B+
Retailer 4
-
£622 GBP
$833 USD
View
B+
Retailer 5
-
£851 GBP
View
Retailer 6
-
£899 GBP
$1,205 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21671608A · Oct 29
£1,314 GBP
$1,760 USD
View
6 more retailers have this diamond
Prices start from £245 GBPSave up to £1,069 GBP

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
1.11ct Oval
£245 GBP