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Radiant|Lab Grown|IGI

0.78ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG579392902

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

Certificate IGI LG579392902

Diamond specifications and retailer prices

From £99 GBP
As of November 4, 2026
Save £926 GBP (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,025 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 0.78ct lab-grown radiant diamond

This 0.78ct lab-grown radiant sits in the just-under-one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG579392902 or 579392902. Listed at 19 retailers as of November 4, 2026, with prices from £99 to £1,025, a £926 spread on the same certified stone. MOH London lists it at £1,025. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579392902
Dimensions6.67 × 4.61 × 2.88 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.67 mm4.61 mm0.78 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579392902
Side View
Table 66.0%Crown 41.6°Girdle: MED-STKPavilion 32.6°Culet: NoneDepth 62.5%

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: Nov 4
Current: £1,025 GBP|Low: £96 GBP|High: £1,040 GBP|Avg: £321 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
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Retailer 10
Retailer 11
Retailer 12
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Retailer 18
November 5, 2026
Retailer 3£99 GBP
Retailer 17£115 GBP
Retailer 4£123 GBP
Retailer 18£123 GBP
Retailer 16£167 GBP
Retailer 9£192 GBP
Retailer 12£219 GBP
Retailer 11£223 GBP
Retailer 13£230 GBP
Retailer 14£268 GBP
Retailer 2£313 GBP
Retailer 7£354 GBP
Retailer 10£376 GBP
Retailer 5£396 GBP
Retailer 6£416 GBP
Retailer 15£418 GBP
Retailer 8£643 GBP
MOH London£1,025 GBP

33 data points across 18 retailers

19 retailers£99 GBP to £1,025 GBP

A
Cheapest Retailer
-
£99 GBP
A
Retailer 2
-
£115 GBP
View
Retailer 3
-
£123 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£123 GBP
View
B+
Retailer 5
-
£167 GBP
View
A
Retailer 6
-
£192 GBP
View
A
Retailer 7
-
£219 GBP
View
A
Retailer 8
-
£223 GBP
View
Retailer 9
-
£230 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£268 GBP
View
B+
Retailer 11
-
£313 GBP
View
B+
Retailer 12
-
£354 GBP
View
B
Retailer 13
-
£384 GBP
View
B
Retailer 14
-
£396 GBP
View
Retailer 15
-
£416 GBP
View
Price last confirmed 24 days ago
B
Retailer 16
-
£418 GBP
View
B
Retailer 17
-
£437 GBP
View
B
Retailer 18
-
£643 GBP
View
Most Expensive
B
MOH London
LG579392902 · Nov 5
£1,025 GBP
View
18 more retailers have this diamond
Prices start from £99 GBPSave up to £926 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
0.78ct Radiant
£99 GBP