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Oval|Lab Grown|IGI

1.05ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG729576363

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG729576363

Diamond specifications and retailer prices

From £219 GBP
$291 USD
As of October 29, 2026
Save £1,546 GBP (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,765 GBP at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.05ct lab-grown oval diamond

This 1.05ct 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 LG729576363 or 729576363. Listed at 19 retailers as of October 24, 2026, with prices from £219 to £1,765, a £1,546 spread on the same certified stone. Brilliant Earth lists it at £1,765. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729576363
Dimensions8.06 × 5.72 × 3.57 mm
L/W Ratio1.41
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
8.06 mm5.72 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729576363
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.4%

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 29
Current: £1,765 GBP|Low: £219 GBP|High: £1,765 GBP|Avg: £651 GBP
Brilliant Earth
Retailer 2
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October 29, 2026
Retailer 5£219 GBP
Retailer 4£244 GBP
Retailer 21£253 GBP
Retailer 3£270 GBP
Retailer 20£270 GBP
Retailer 9£364 GBP
Retailer 19£364 GBP
Retailer 6£441 GBP
Retailer 12£452 GBP
Retailer 18£465 GBP
Retailer 22£475 GBP
Retailer 2£479 GBP
Retailer 17£660 GBP
Retailer 11£724 GBP
Retailer 15£777 GBP
Retailer 14£813 GBP
Retailer 23£831 GBP
Retailer 8£870 GBP
Retailer 7£906 GBP
Retailer 13£1,090 GBP
Retailer 16£1,099 GBP
Retailer 10£1,113 GBP
Brilliant Earth£1,765 GBP

14 data points across 23 retailers

19 retailers£219 GBP to £1,765 GBP

A
Cheapest Retailer
-
£219 GBP
$291 USD
A
Retailer 2
-
£244 GBP
$325 USD
View
Final sale: no returns
A
Retailer 3
-
£253 GBP
$337 USD
View
A
Retailer 4
-
£270 GBP
$360 USD
View
A
Retailer 5
-
£270 GBP
$360 USD
View
A
Retailer 6
-
£364 GBP
$485 USD
View
A
Retailer 7
-
£364 GBP
$485 USD
View
B+
Retailer 8
-
£452 GBP
$602 USD
View
B+
Retailer 9
-
£465 GBP
ZAR 10,001 ZAR
View
B+
Retailer 10
-
£475 GBP
$632 USD
View
B+
Retailer 11
-
£479 GBP
View
B+
Retailer 12
-
£660 GBP
A$1,352 AUD
View
B
Retailer 13
-
£724 GBP
SGD 1,303 SGD
View
B
Retailer 14
-
£831 GBP
$1,107 USD
View
B
Retailer 15
-
£870 GBP
$1,158 USD
View
B
Retailer 16
-
£906 GBP
$1,207 USD
View
B
Retailer 17
-
£1,090 GBP
View
B
Retailer 18
-
£1,113 GBP
$1,483 USD
View
Most Expensive
B
Brilliant Earth
16089376A · Oct 24
£1,765 GBP
$2,350 USD
View
18 more retailers have this diamond
Prices start from £219 GBPSave up to £1,546 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
1.05ct Oval
£219 GBP