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Oval|Lab Grown|IGI

1.38ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG758563754

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG758563754

Diamond specifications and retailer prices

From £172 GBP
$229 USD
As of October 29, 2026
Save £2,524 GBP (94%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,696 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.38ct lab-grown oval diamond

This 1.38ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG758563754 or 758563754. Listed at 13 retailers as of October 29, 2026, with prices from £172 to £2,696, a £2,524 spread on the same certified stone. Brilliant Earth lists it at £2,696. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758563754
Dimensions8.83 × 6.48 × 3.91 mm
L/W Ratio1.36
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
8.83 mm6.48 mm1.38 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758563754
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.3%

Caratlytics Score

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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: £2,696 GBP|Low: £172 GBP|High: £2,786 GBP|Avg: £924 GBP|-3.2%
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
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Retailer 17
October 30, 2026
Retailer 10£172 GBP
Retailer 15£200 GBP
Retailer 2£250 GBP
Retailer 4£267 GBP
Retailer 12£362 GBP
Retailer 17£372 GBP
Retailer 16£728 GBP
Retailer 14£758 GBP
Retailer 3£781 GBP
Retailer 5£816 GBP
Retailer 9£829 GBP
Retailer 8£833 GBP
Retailer 11£949 GBP
Retailer 6£1,242 GBP
Retailer 13£1,652 GBP
Retailer 7£1,659 GBP
Brilliant Earth£2,696 GBP

32 data points across 17 retailers

13 retailers£172 GBP to £2,696 GBP

A
Cheapest Retailer
-
£172 GBP
$229 USD
A
Retailer 2
-
£200 GBP
$266 USD
View
A
Retailer 3
-
£250 GBP
View
A
Retailer 4
-
£267 GBP
$356 USD
View
Final sale: no returns
A
Retailer 5
-
£362 GBP
$482 USD
View
Retailer 6
-
£372 GBP
$495 USD
View
Price last confirmed 10 days ago
Retailer 7
-
£680 GBP
$906 USD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
£728 GBP
$970 USD
View
B+
Retailer 9
-
£758 GBP
$1,009 USD
View
B+
Retailer 10
-
£781 GBP
$1,040 USD
View
B+
Retailer 11
-
£949 GBP
View
B
Retailer 12
-
£1,652 GBP
$2,200 USD
View
Most Expensive
B
Brilliant Earth
21416881Y · Oct 29
£2,696 GBP
$3,590 USD
View
12 more retailers have this diamond
Prices start from £172 GBPSave up to £2,524 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
1.38ct Oval
£172 GBP