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Round|Lab Grown|IGI

1.54ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825657817

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825657817

Diamond specifications and retailer prices

From £328 GBP
$440 USD
As of October 29, 2026
Save £2,590 GBP (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,918 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round 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 LG825657817 or 825657817. Listed at 15 retailers as of October 29, 2026, with prices from £328 to £2,918, a £2,590 spread on the same certified stone. Do Amore Diamonds lists it at £2,918. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825657817
Dimensions7.36 × 7.39 × 4.57 mm
L/W Ratio1.00
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
7.36 mm7.39 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825657817
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.0%

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: £2,918 GBP|Low: £284 GBP|High: £3,284 GBP|Avg: £1,116 GBP|-11.1%
Do Amore Diamonds
Retailer 2
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Retailer 19
October 31, 2026
Retailer 11£284 GBP
Retailer 4£328 GBP
Retailer 18£368 GBP
Retailer 10£444 GBP
Retailer 14£590 GBP
Retailer 15£640 GBP
Retailer 2£642 GBP
Retailer 7£710 GBP
Retailer 6£721 GBP
Retailer 8£745 GBP
Retailer 3£1,036 GBP
Retailer 16£1,049 GBP
Retailer 17£1,183 GBP
Retailer 9£1,466 GBP
Retailer 19£1,779 GBP
Retailer 12£1,836 GBP
Retailer 13£1,887 GBP
Retailer 5£1,989 GBP
Do Amore Diamonds£2,918 GBP

20 data points across 19 retailers

15 retailers£328 GBP to £2,918 GBP

A
Cheapest Retailer
-
£328 GBP
$440 USD
A
Retailer 2
-
£368 GBP
$493 USD
View
Retailer 3
-
£444 GBP
$595 USD
View
Price last confirmed 49 days ago
A
Retailer 4
-
£590 GBP
$790 USD
View
A
Retailer 5
-
£640 GBP
$857 USD
View
A
Retailer 6
-
£642 GBP
$860 USD
View
Retailer 7
-
£745 GBP
ZAR 16,132 ZAR
View
Price last confirmed 49 days ago
B+
Retailer 8
-
£1,036 GBP
$1,388 USD
View
B+
Retailer 9
-
£1,049 GBP
$1,406 USD
View
B+
Retailer 10
-
£1,183 GBP
$1,585 USD
View
B+
Retailer 11
-
£1,779 GBP
$2,384 USD
View
B
Retailer 12
-
£1,836 GBP
$2,460 USD
View
B+
Retailer 13
-
£1,887 GBP
View
Retailer 14
-
£1,989 GBP
$2,665 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-86B6D3497 · Oct 29
£2,918 GBP
$3,910 USD
View
14 more retailers have this diamond
Prices start from £328 GBPSave up to £2,590 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
1.54ct Round
£328 GBP