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Round|Lab Grown|IGI

1.53ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836610450

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836610450

Diamond specifications and retailer prices

From £360 GBP
$483 USD
As of October 29, 2026
Save £1,916 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,276 GBP at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 1.53ct lab-grown round diamond

This 1.53ct 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 LG836610450 or 836610450. Listed at 20 retailers as of October 27, 2026, with prices from £360 to £2,276, a £1,916 spread on the same certified stone. Brilliant Earth lists it at £2,276. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836610450
Dimensions7.39 × 7.43 × 4.52 mm
L/W Ratio1.01
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
7.39 mm7.43 mm1.53 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836610450
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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: £2,276 GBP|Low: £360 GBP|High: £2,276 GBP|Avg: £985 GBP
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 20
October 31, 2026
Retailer 16£360 GBP
Retailer 4£403 GBP
Retailer 10£404 GBP
Retailer 9£447 GBP
Retailer 3£628 GBP
Retailer 13£631 GBP
Retailer 15£673 GBP
Retailer 19£678 GBP
Retailer 17£683 GBP
Retailer 6£713 GBP
Retailer 2£734 GBP
Retailer 20£768 GBP
Retailer 14£1,029 GBP
Retailer 11£1,041 GBP
Retailer 7£1,436 GBP
Retailer 12£1,457 GBP
Retailer 8£1,556 GBP
Retailer 5£1,564 GBP
Retailer 18£1,875 GBP
Brilliant Earth£2,276 GBP

6 data points across 20 retailers

20 retailers£360 GBP to £2,276 GBP

A
Cheapest Retailer
-
£360 GBP
$483 USD
A
Retailer 2
-
£403 GBP
$540 USD
View
Final sale: no returns
A
Retailer 3
-
£404 GBP
$541 USD
View
A
Retailer 4
-
£447 GBP
$599 USD
View
A
Retailer 5
-
£628 GBP
$842 USD
View
A
Retailer 6
-
£631 GBP
$845 USD
View
A
Retailer 7
-
£673 GBP
View
A
Retailer 8
-
£678 GBP
$908 USD
View
A
Retailer 9
-
£683 GBP
€871 EUR
View
A
Retailer 10
-
£713 GBP
$955 USD
View
A
Retailer 11
-
£734 GBP
View
B+
Retailer 12
-
£768 GBP
ZAR 16,620 ZAR
View
B+
Retailer 13
-
£1,029 GBP
$1,379 USD
View
B+
Retailer 14
-
£1,041 GBP
$1,395 USD
View
B
Retailer 15
-
£1,436 GBP
$1,924 USD
View
B
Retailer 16
-
£1,457 GBP
$1,953 USD
View
B
Retailer 17
-
£1,556 GBP
$2,085 USD
View
B
Retailer 18
-
£1,564 GBP
$2,096 USD
View
B
Retailer 19
-
£1,875 GBP
View
Most Expensive
B
Brilliant Earth
22318574A · Oct 27
£2,276 GBP
$3,050 USD
View
19 more retailers have this diamond
Prices start from £360 GBPSave up to £1,916 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
1.53ct Round
£360 GBP