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Oval|Lab Grown|IGI

1.55ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG715521035

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG715521035

Diamond specifications and retailer prices

From £463 GBP
$616 USD
As of October 30, 2026
Save £1,777 GBP (79%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £3,079 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG715521035 or 715521035. Listed at 26 retailers as of October 29, 2026, with a 384% 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

1.55
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715521035
Dimensions9.33 × 6.57 × 9.33 mm
L/W Ratio1.42
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
9.33 mm6.57 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715521035
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.1%

Caratlytics Score

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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 30
Current: £3,079 GBP|Low: £414 GBP|High: £3,079 GBP|Avg: £1,173 GBP
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
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Retailer 17
October 30, 2026
Retailer 17£414 GBP
Retailer 8£463 GBP
Retailer 5£513 GBP
Retailer 13£593 GBP
Retailer 7£677 GBP
Retailer 3£687 GBP
Retailer 11£756 GBP
Retailer 2£800 GBP
Retailer 12£882 GBP
Retailer 16£1,152 GBP
Retailer 9£1,499 GBP
Retailer 14£1,577 GBP
Retailer 6£1,624 GBP
Retailer 15£1,735 GBP
Retailer 4£1,785 GBP
Retailer 10£2,239 GBP
Brilliant Earth£3,079 GBP

44 data points across 17 retailers

26 retailers£463 GBP to £2,239 GBP

Retailer 1
-
£414 GBP
$551 USD
Price last confirmed 19 days ago
A
Retailer 2
-
£463 GBP
$616 USD
View
Final sale: no returns
Retailer 3
-
£463 GBP
$617 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
£513 GBP
$683 USD
View
Retailer 5
-
£513 GBP
$683 USD
View
Price last confirmed 17 days ago
Retailer 6
-
£513 GBP
$683 USD
View
Price last confirmed 27 days ago
Retailer 7
-
£513 GBP
$683 USD
View
Price last confirmed 13 days ago
A
Retailer 8
-
£593 GBP
$790 USD
View
A
Retailer 9
-
£677 GBP
$901 USD
View
A
Retailer 10
-
£687 GBP
$915 USD
View
B+
Retailer 11
-
£756 GBP
A$1,548 AUD
View
B+
Retailer 12
-
£800 GBP
View
B+
Retailer 13
-
£855 GBP
$1,138 USD
View
B+
Retailer 14
-
£882 GBP
ZAR 18,971 ZAR
View
B+
Retailer 15
-
£1,152 GBP
$1,534 USD
View
Retailer 16
-
£1,349 GBP
$1,797 USD
View
Price last confirmed 22 days ago
B
Retailer 17
-
£1,499 GBP
View
B
Retailer 18
-
£1,577 GBP
€2,000 EUR
View
B
Retailer 19
-
£1,624 GBP
SGD 2,923 SGD
View
B
Retailer 20
-
£1,653 GBP
$2,201 USD
View
B
Retailer 21
-
£1,665 GBP
$2,217 USD
View
Retailer 22
-
£1,735 GBP
$2,310 USD
View
Price last confirmed 11 days ago
B
Retailer 23
-
£1,737 GBP
$2,314 USD
View
B
Retailer 24
-
£1,785 GBP
$2,377 USD
View
B
Retailer 25
-
£2,239 GBP
View
Most Expensive
Brilliant Earth
15231896A · Oct 21
£3,079 GBP
$4,100 USD
View
Price last confirmed 8 days ago
25 more retailers have this diamond
Prices start from £463 GBPSave up to £1,777 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
1.55ct Oval
£463 GBP