Radiant|Lab Grown|IGI

1.53ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG662444849

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

Certificate IGI LG662444849

Diamond specifications and retailer prices

From £340 GBP
As of November 4, 2026
Save £193 GBP (36%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,375 GBP at Brilliant Earth · As of October 26, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG662444849 or 662444849. Listed at 23 retailers as of November 4, 2026, with a 57% 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

1.53
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662444849
Dimensions8.19 × 5.65 × 3.84 mm
L/W Ratio1.45
Culet sizePointed
Top View
8.19 mm5.65 mm1.53 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662444849
Side View
Table 64.0%Crown 45.5°Girdle: MediumPavilion 35.2°Culet: NoneDepth 68.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,375 GBP|Low: £189 GBP|High: £1,917 GBP|Avg: £702 GBP|-5.1%
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
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Retailer 17
October 22, 2026
Retailer 3£189 GBP
Retailer 6£221 GBP
Retailer 16£245 GBP
Retailer 14£312 GBP
Retailer 7£328 GBP
Retailer 5£340 GBP
Retailer 11£460 GBP
Retailer 2£468 GBP
Retailer 10£636 GBP
Retailer 17£701 GBP
Retailer 13£753 GBP
Retailer 15£758 GBP
Retailer 4£941 GBP
Retailer 9£1,041 GBP
Retailer 12£1,089 GBP
Brilliant Earth£1,375 GBP
Retailer 8£1,917 GBP

30 data points across 17 retailers

23 retailers£340 GBP to £533 GBP

Retailer 1
-
£189 GBP
Price last confirmed 35 days ago
Retailer 2
-
£198 GBP
View
Price last confirmed 16 days ago
Retailer 3
-
£229 GBP
View
Price last confirmed 40 days ago
Retailer 4
-
£245 GBP
View
Price last confirmed 21 days ago
Retailer 5
-
£245 GBP
View
Price last confirmed 34 days ago
Retailer 6
-
£245 GBP
View
Price last confirmed 18 days ago
Retailer 7
-
£309 GBP
View
Price last confirmed 14 days ago
Retailer 8
-
£312 GBP
View
Price last confirmed 15 days ago
Retailer 9
-
£328 GBP
View
Price last confirmed 16 days ago
A
Retailer 10
-
£340 GBP
View
Retailer 11
-
£460 GBP
View
Price last confirmed 19 days ago
Retailer 12
-
£468 GBP
View
Price last confirmed 15 days ago
B+
Retailer 13
-
£533 GBP
View
Retailer 14
-
£636 GBP
View
Price last confirmed 19 days ago
Retailer 15
-
£701 GBP
View
Price last confirmed 35 days ago
Retailer 16
-
£758 GBP
View
Price last confirmed 18 days ago
Retailer 17
-
£869 GBP
View
Price last confirmed 37 days ago
Retailer 18
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£869 GBP
View
Price last confirmed 17 days ago
Retailer 19
-
£941 GBP
View
Price last confirmed 15 days ago
Retailer 20
-
£992 GBP
View
Price last confirmed 16 days ago
Retailer 21
-
£1,041 GBP
View
Price last confirmed 16 days ago
Retailer 22
-
£1,089 GBP
View
Price last confirmed 16 days ago
Most Expensive
Brilliant Earth
21035891A · Oct 26
£1,375 GBP
$1,850 USD
View
Price last confirmed 10 days ago
22 more retailers have this diamond
Prices start from £340 GBPSave up to £193 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
£340 GBP