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Oval|Lab Grown|IGI

1.15ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG794657292

Shape and cutting style on the report: Modified oval step cut

Certificate IGI LG794657292

Diamond specifications and retailer prices

From £1,164 GBP
As of October 29, 2026
Save £762 GBP (40%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,926 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.15ct lab-grown oval diamond

This 1.15ct 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 LG794657292 or 794657292. Listed at 3 retailers as of October 29, 2026, with prices from £1,164 to £1,926, a £762 spread on the same certified stone. Brilliant Earth lists it at £1,926. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794657292
Dimensions5.18 × 5.18 × 9.53 mm
L/W Ratio1.00
Culet sizeNone
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
5.18 mm5.18 mm1.15 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794657292
Side View
Table 59.0%Crown 41.1°Girdle: ThickPavilion 44.2°Culet: NoneDepth 57.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £1,164 GBP|Low: £568 GBP|High: £1,264 GBP|Avg: £908 GBP|-0.5%
Retailer 1
Retailer 2
Retailer 3
October 29, 2026
Retailer 2£568 GBP
Retailer 3£886 GBP
Retailer 1£1,164 GBP

6 data points across 3 retailers

3 retailers£1,164 GBP to £1,926 GBP

Retailer 1
-
£886 GBP
A$1,826 AUD
Price last confirmed 32 days ago
B
Retailer 2
-
£1,164 GBP
View
Most Expensive
B
Brilliant Earth
22346861A · Oct 29
£1,926 GBP
$2,580 USD
View
2 more retailers have this diamond
Prices start from £1,164 GBPSave up to £762 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.

B
1.15ct Oval
£1,164 GBP