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Radiant|Lab Grown|IGI

1.53ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG605337348

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG605337348

Diamond specifications and retailer prices

From £219 GBP
$293 USD
As of October 30, 2026
Save £1,796 GBP (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £2,015 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG605337348 or 605337348. Listed at 25 retailers as of October 30, 2026, with prices from £219 to £2,015, a £1,796 spread on the same certified stone. Brilliant Earth lists it at £2,015. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605337348
Dimensions8.04 × 5.76 × 3.94 mm
L/W Ratio1.40
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
8.04 mm5.76 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605337348
Side View
Table 64.0%Crown 38.8°Girdle: Slightly ThickPavilion 36.8°Culet: NoneDepth 68.4%

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: £2,015 GBP|Low: £208 GBP|High: £2,291 GBP|Avg: £746 GBP|-9.7%
Brilliant Earth
Retailer 2
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Retailer 22
November 1, 2026
Retailer 6£219 GBP
Retailer 18£245 GBP
Retailer 3£254 GBP
Retailer 9£272 GBP
Retailer 14£272 GBP
Retailer 22£388 GBP
Retailer 11£446 GBP
Retailer 8£466 GBP
Retailer 21£467 GBP
Retailer 2£481 GBP
Retailer 13£502 GBP
Retailer 20£632 GBP
Retailer 10£731 GBP
Retailer 5£775 GBP
Retailer 7£873 GBP
Retailer 15£909 GBP
Retailer 16£1,044 GBP
Retailer 17£1,078 GBP
Retailer 19£1,095 GBP
Retailer 12£1,113 GBP
Retailer 4£1,702 GBP
Brilliant Earth£2,015 GBP

36 data points across 22 retailers

25 retailers£219 GBP to £2,015 GBP

A
Cheapest Retailer
-
£219 GBP
$293 USD
A
Retailer 2
-
£245 GBP
$328 USD
View
Final sale: no returns
A
Retailer 3
-
£254 GBP
$340 USD
View
A
Retailer 4
-
£272 GBP
$364 USD
View
A
Retailer 5
-
£272 GBP
$364 USD
View
A
Retailer 6
-
£388 GBP
$520 USD
View
A
Retailer 7
-
£446 GBP
$597 USD
View
A
Retailer 8
-
£466 GBP
$625 USD
View
A
Retailer 9
-
£467 GBP
ZAR 10,102 ZAR
View
A
Retailer 10
-
£481 GBP
View
A
Retailer 11
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£502 GBP
€641 EUR
View
A
Retailer 12
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£632 GBP
A$1,302 AUD
View
A
Retailer 13
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£731 GBP
$979 USD
View
B+
Retailer 14
-
£775 GBP
$1,038 USD
View
B+
Retailer 15
-
£873 GBP
$1,170 USD
View
B+
Retailer 16
-
£895 GBP
$1,199 USD
View
B+
Retailer 17
-
£909 GBP
$1,218 USD
View
B+
Retailer 18
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£1,000 GBP
$1,340 USD
View
B+
Retailer 19
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£1,044 GBP
$1,399 USD
View
B+
Retailer 20
-
£1,078 GBP
View
B+
Retailer 21
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£1,078 GBP
A$2,222 AUD
View
B+
Retailer 22
-
£1,095 GBP
View
B+
Retailer 23
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£1,113 GBP
$1,492 USD
View
Retailer 24
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£1,702 GBP
$2,280 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
14717005A · Oct 31
£2,015 GBP
$2,700 USD
View
24 more retailers have this diamond
Prices start from £219 GBPSave up to £1,796 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 Radiant
£219 GBP