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Radiant|Lab Grown|IGI

1.03ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG776651504

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

Certificate IGI LG776651504

Diamond specifications and retailer prices

From £141 GBP
As of November 4, 2026
Save £1,215 GBP (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,422 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776651504 or 776651504. Listed at 20 retailers as of November 4, 2026, with a 863% 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

1.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776651504
Dimensions7.36 × 4.73 × 3.29 mm
L/W Ratio1.56
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.36 mm4.73 mm1.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776651504
Side View
Table 63.0%Crown 40.5°Girdle: ThickPavilion 33.5°Culet: NoneDepth 69.6%

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: £353 GBP|Low: £136 GBP|High: £781 GBP|Avg: £352 GBP|+3.7%
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
November 5, 2026
Retailer 14£141 GBP
Retailer 7£158 GBP
Retailer 4£164 GBP
Retailer 5£175 GBP
Retailer 15£175 GBP
Retailer 2£235 GBP
Retailer 10£333 GBP
Retailer 1£353 GBP
Retailer 12£374 GBP
Retailer 6£407 GBP
Retailer 11£439 GBP
Retailer 9£470 GBP
Retailer 13£564 GBP
Retailer 3£620 GBP
Retailer 8£770 GBP

44 data points across 15 retailers

20 retailers£141 GBP to £1,356 GBP

A
Cheapest Retailer
-
£141 GBP
A
Retailer 2
-
£158 GBP
View
Final sale: no returns
A
Retailer 3
-
£164 GBP
View
A
Retailer 4
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£175 GBP
View
Retailer 5
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£175 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£194 GBP
View
A
Retailer 7
-
£235 GBP
View
B+
Retailer 8
-
£333 GBP
View
B+
Retailer 9
-
£353 GBP
View
B+
Retailer 10
-
£374 GBP
View
B+
Retailer 11
-
£407 GBP
View
Retailer 12
-
£439 GBP
View
Price last confirmed 8 days ago
B+
Retailer 13
-
£470 GBP
View
B
Retailer 14
-
£564 GBP
View
B
Retailer 15
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£620 GBP
View
B
Retailer 16
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£747 GBP
View
B
Retailer 17
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£770 GBP
View
B
Retailer 18
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£861 GBP
View
B
Retailer 19
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£1,356 GBP
View
Most Expensive
Do Amore Diamonds
23-776651504 · Nov 4
£1,422 GBP
$1,920 USD
View
Price under review
19 more retailers have this diamond
Prices start from £141 GBPSave up to £1,215 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
1.03ct Radiant
£141 GBP