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Oval|Lab Grown|IGI

1.00ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG760570766

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG760570766

Diamond specifications and retailer prices

From £158 GBP
$210 USD
As of October 28, 2026
Save £1,036 GBP (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,194 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1ct lab-grown oval diamond

This 1ct 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 LG760570766 or 760570766. Listed at 21 retailers as of October 28, 2026, with prices from £158 to £1,194, a £1,036 spread on the same certified stone. Brilliant Earth lists it at £1,194. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760570766
Dimensions5.64 × 5.64 × 8.44 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
5.64 mm5.64 mm1.00 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760570766
Side View
Table 64.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.1%

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: £1,194 GBP|Low: £158 GBP|High: £1,209 GBP|Avg: £530 GBP|+1.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 10£158 GBP
Retailer 3£242 GBP
Retailer 12£302 GBP
Retailer 5£307 GBP
Retailer 2£318 GBP
Retailer 15£354 GBP
Retailer 8£411 GBP
Retailer 13£430 GBP
Retailer 4£459 GBP
Retailer 9£605 GBP
Retailer 7£751 GBP
Retailer 6£752 GBP
Retailer 14£825 GBP
Retailer 11£869 GBP
Brilliant Earth£1,194 GBP

35 data points across 15 retailers

21 retailers£158 GBP to £1,194 GBP

Retailer 1
-
£137 GBP
$183 USD
Price last confirmed 28 days ago
Retailer 2
-
£143 GBP
$191 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
£158 GBP
$210 USD
View
Final sale: no returns
Retailer 4
-
£166 GBP
$221 USD
View
Price last confirmed 34 days ago
Retailer 5
-
£175 GBP
$233 USD
View
Price last confirmed 34 days ago
Retailer 6
-
£177 GBP
$236 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
£242 GBP
$322 USD
View
A
Retailer 8
-
£302 GBP
ZAR 6,492 ZAR
View
A
Retailer 9
-
£318 GBP
View
A
Retailer 10
-
£354 GBP
$472 USD
View
B+
Retailer 11
-
£411 GBP
$547 USD
View
B+
Retailer 12
-
£430 GBP
A$880 AUD
View
B+
Retailer 13
-
£459 GBP
$611 USD
View
Retailer 14
-
£571 GBP
$760 USD
View
Price last confirmed 38 days ago
Retailer 15
-
£571 GBP
$760 USD
View
Price last confirmed 25 days ago
B+
Retailer 16
-
£605 GBP
$806 USD
View
Retailer 17
-
£751 GBP
$1,000 USD
View
Price last confirmed 24 days ago
Retailer 18
-
£752 GBP
A$1,540 AUD
View
Price last confirmed 20 days ago
B
Retailer 19
-
£825 GBP
View
B
Retailer 20
-
£869 GBP
$1,158 USD
View
Most Expensive
B
Brilliant Earth
21212841A · Oct 29
£1,194 GBP
$1,590 USD
View
20 more retailers have this diamond
Prices start from £158 GBPSave up to £1,036 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
1.00ct Oval
£158 GBP