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Oval|Lab Grown|IGI

1.05ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG815698130

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815698130

Diamond specifications and retailer prices

From £158 GBP
$212 USD
As of October 29, 2026
Save £1,461 GBP (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,985 GBP at Brilliant Earth · As of September 28, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815698130 or 815698130. Listed at 19 retailers as of October 29, 2026, with a 924% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815698130
Dimensions8.36 × 5.77 × 3.42 mm
L/W Ratio1.45
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
8.36 mm5.77 mm1.05 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815698130
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 59.3%

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 29
Current: £1,620 GBP|Low: £154 GBP|High: £1,985 GBP|Avg: £557 GBP|-18.4%
Brilliant Earth
Retailer 2
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Retailer 19
October 30, 2026
Retailer 19£158 GBP
Retailer 4£177 GBP
Retailer 15£184 GBP
Retailer 7£196 GBP
Retailer 14£196 GBP
Retailer 9£335 GBP
Retailer 13£337 GBP
Retailer 17£338 GBP
Retailer 2£363 GBP
Retailer 16£372 GBP
Retailer 3£450 GBP
Retailer 11£542 GBP
Retailer 6£631 GBP
Retailer 18£633 GBP
Retailer 5£670 GBP
Retailer 10£688 GBP
Retailer 12£790 GBP
Retailer 8£1,396 GBP
Brilliant Earth£1,620 GBP

39 data points across 19 retailers

19 retailers£158 GBP to £1,620 GBP

A
Cheapest Retailer
-
£158 GBP
$212 USD
A
Retailer 2
-
£177 GBP
$237 USD
View
Final sale: no returns
A
Retailer 3
-
£184 GBP
$246 USD
View
A
Retailer 4
-
£196 GBP
$263 USD
View
A
Retailer 5
-
£196 GBP
$263 USD
View
A
Retailer 6
-
£337 GBP
ZAR 7,293 ZAR
View
A
Retailer 7
-
£338 GBP
$453 USD
View
A
Retailer 8
-
£363 GBP
View
A
Retailer 9
-
£372 GBP
$499 USD
View
B+
Retailer 10
-
£450 GBP
$603 USD
View
B+
Retailer 11
-
£542 GBP
SGD 982 SGD
View
B+
Retailer 12
-
£631 GBP
$845 USD
View
B+
Retailer 13
-
£633 GBP
$848 USD
View
B+
Retailer 14
-
£670 GBP
$898 USD
View
B+
Retailer 15
-
£688 GBP
$922 USD
View
B+
Retailer 16
-
£790 GBP
View
B
Retailer 17
-
£1,396 GBP
$1,870 USD
View
B
Retailer 18
-
£1,620 GBP
$2,170 USD
View
Most Expensive
Brilliant Earth
20793676A · Sep 28
£1,985 GBP
$2,660 USD
View
Price last confirmed 32 days ago
18 more retailers have this diamond
Prices start from £158 GBPSave up to £1,461 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
£158 GBP