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Round|Lab Grown|IGI

1.54ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG783641816

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783641816

Diamond specifications and retailer prices

From £402 GBP
$539 USD
As of October 30, 2026
Save £1,468 GBP (78%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,870 GBP at MOH London · As of October 29, 2026
View at MOH London

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 LG783641816 or 783641816. Listed at 24 retailers as of October 29, 2026, with prices from £402 to £1,870, a £1,468 spread on the same certified stone. MOH London lists it at £1,870. 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 angle34.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783641816
Dimensions7.37 × 7.43 × 4.55 mm
L/W Ratio1.01
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
7.37 mm7.43 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783641816
Side View
Table 56.0%Crown 34.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

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 30
Current: £1,870 GBP|Low: £345 GBP|High: £2,291 GBP|Avg: £986 GBP|-0.7%
MOH London
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
October 31, 2026
Retailer 3£360 GBP
Retailer 6£446 GBP
Retailer 13£446 GBP
Retailer 4£596 GBP
Retailer 11£597 GBP
Retailer 9£672 GBP
Retailer 12£673 GBP
Retailer 7£732 GBP
Retailer 10£766 GBP
Retailer 14£1,034 GBP
Retailer 5£1,544 GBP
Retailer 2£1,737 GBP
Retailer 8£1,858 GBP
MOH London£1,870 GBP

34 data points across 14 retailers

24 retailers£402 GBP to £1,870 GBP

Retailer 1
-
£360 GBP
$482 USD
Price last confirmed 20 days ago
A
Retailer 2
-
£402 GBP
$539 USD
View
Final sale: no returns
Retailer 3
-
£402 GBP
$539 USD
View
Price last confirmed 18 days ago
Retailer 4
-
£446 GBP
$597 USD
View
Price last confirmed 14 days ago
Retailer 5
-
£446 GBP
$597 USD
View
Price last confirmed 28 days ago
Retailer 6
-
£446 GBP
$597 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
£596 GBP
$798 USD
View
A
Retailer 8
-
£597 GBP
$800 USD
View
A
Retailer 9
-
£621 GBP
$832 USD
View
A
Retailer 10
-
£672 GBP
View
A
Retailer 11
-
£673 GBP
A$1,388 AUD
View
A
Retailer 12
-
£720 GBP
$965 USD
View
A
Retailer 13
-
£732 GBP
View
A
Retailer 14
-
£766 GBP
ZAR 16,578 ZAR
View
B+
Retailer 15
-
£1,034 GBP
$1,386 USD
View
B
Retailer 16
-
£1,406 GBP
SGD 2,546 SGD
View
Retailer 17
-
£1,433 GBP
$1,920 USD
View
Price last confirmed 23 days ago
B
Retailer 18
-
£1,454 GBP
$1,948 USD
View
B
Retailer 19
-
£1,544 GBP
$2,069 USD
View
B
Retailer 20
-
£1,561 GBP
$2,092 USD
View
B
Retailer 21
-
£1,667 GBP
$2,234 USD
View
B
Retailer 22
-
£1,737 GBP
€2,216 EUR
View
B
Retailer 23
-
£1,858 GBP
$2,490 USD
View
Most Expensive
B
MOH London
LG783641816 · Oct 29
£1,870 GBP
View
23 more retailers have this diamond
Prices start from £402 GBPSave up to £1,468 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
£402 GBP