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Radiant|Lab Grown|IGI

1.54ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG749575129

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

Certificate IGI LG749575129

Diamond specifications and retailer prices

From £186 GBP
As of November 4, 2026
Save £1,560 GBP (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,746 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown radiant diamond

This 1.54ct 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 LG749575129 or 749575129. Listed at 22 retailers as of November 4, 2026, with prices from £186 to £1,746, a £1,560 spread on the same certified stone. Do Amore Diamonds lists it at £1,746. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749575129
Dimensions8.51 × 5.66 × 3.80 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.51 mm5.66 mm1.54 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749575129
Side View
Table 63.0%Crown 43.7°Girdle: MediumPavilion 35.3°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
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: Nov 4
Current: £426 GBP|Low: £159 GBP|High: £1,248 GBP|Avg: £588 GBP|+3.6%
Retailer 1
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 18£166 GBP
Retailer 2£186 GBP
Retailer 3£206 GBP
Retailer 17£276 GBP
Retailer 8£306 GBP
Retailer 14£392 GBP
Retailer 7£395 GBP
Retailer 1£426 GBP
Retailer 12£530 GBP
Retailer 13£578 GBP
Retailer 11£643 GBP
Retailer 16£669 GBP
Retailer 5£729 GBP
Retailer 4£836 GBP
Retailer 10£883 GBP
Retailer 6£886 GBP
Retailer 15£909 GBP
Retailer 9£1,248 GBP

44 data points across 18 retailers

22 retailers£186 GBP to £1,746 GBP

Retailer 1
-
£166 GBP
Price last confirmed 18 days ago
A
Retailer 2
-
£186 GBP
View
Final sale: no returns
Retailer 3
-
£192 GBP
View
Price last confirmed 23 days ago
Retailer 4
-
£206 GBP
View
Price last confirmed 21 days ago
Retailer 5
-
£206 GBP
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£276 GBP
View
A
Retailer 7
-
£304 GBP
View
A
Retailer 8
-
£306 GBP
View
A
Retailer 9
-
£392 GBP
View
A
Retailer 10
-
£395 GBP
View
A
Retailer 11
-
£426 GBP
View
B+
Retailer 12
-
£530 GBP
View
B+
Retailer 13
-
£578 GBP
View
B+
Retailer 14
-
£643 GBP
View
Retailer 15
-
£669 GBP
View
Price last confirmed 8 days ago
Retailer 16
-
£729 GBP
View
Price last confirmed 17 days ago
B
Retailer 17
-
£836 GBP
View
B
Retailer 18
-
£856 GBP
View
B
Retailer 19
-
£886 GBP
View
B
Retailer 20
-
£909 GBP
View
B
Retailer 21
-
£1,590 GBP
View
Most Expensive
B
Do Amore Diamonds
23-749575129 · Nov 4
£1,746 GBP
$2,350 USD
View
21 more retailers have this diamond
Prices start from £186 GBPSave up to £1,560 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 Radiant
£186 GBP